2019207996

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1721}}^1$

素因数の和:1876

約数の個数: 144

約数和(自身を含む): 5791705920

約数和(自身を除く): 3772497924

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 109, 117, 138, 156, 207, 218, 234, 276, 299, 327, 414, 436, 468, 598, 654, 828, 897, 981, 1196, 1308, 1417, 1721, 1794, 1962, 2507, 2691, 2834, 3442, 3588, 3924, 4251, 5014, 5163, 5382, 5668, 6884, 7521, 8502, 10028, 10326, 10764, 12753, 15042, 15489, 17004, 20652, 22373, 22563, 25506, 30084, 30978, 32591, 39583, 44746, 45126, 51012, 61956, 65182, 67119, 79166, 89492, 90252, 97773, 118749, 130364, 134238, 158332, 187589, 195546, 201357, 237498, 268476, 293319, 356247, 375178, 391092, 402714, 474996, 514579, 562767, 586638, 712494, 750356, 805428, 1029158, 1125534, 1173276, 1424988, 1543737, 1688301, 2058316, 2251068, 2438657, 3087474, 3376602, 4314547, 4631211, 4877314, 6174948, 6753204, 7315971, 8629094, 9262422, 9754628, 12943641, 14631942, 17258188, 18524844, 21947913, 25887282, 29263884, 38830923, 43895826, 51774564, 56089111, 77661846, 87791652, 112178222, 155323692, 168267333, 224356444, 336534666, 504801999, 673069332, 1009603998, 2019207996]

約数ペア:

[(1, 2019207996), (2, 1009603998), (3, 673069332), (4, 504801999), (6, 336534666), (9, 224356444), (12, 168267333), (13, 155323692), (18, 112178222), (23, 87791652), (26, 77661846), (36, 56089111), (39, 51774564), (46, 43895826), (52, 38830923), (69, 29263884), (78, 25887282), (92, 21947913), (109, 18524844), (117, 17258188), (138, 14631942), (156, 12943641), (207, 9754628), (218, 9262422), (234, 8629094), (276, 7315971), (299, 6753204), (327, 6174948), (414, 4877314), (436, 4631211), (468, 4314547), (598, 3376602), (654, 3087474), (828, 2438657), (897, 2251068), (981, 2058316), (1196, 1688301), (1308, 1543737), (1417, 1424988), (1721, 1173276), (1794, 1125534), (1962, 1029158), (2507, 805428), (2691, 750356), (2834, 712494), (3442, 586638), (3588, 562767), (3924, 514579), (4251, 474996), (5014, 402714), (5163, 391092), (5382, 375178), (5668, 356247), (6884, 293319), (7521, 268476), (8502, 237498), (10028, 201357), (10326, 195546), (10764, 187589), (12753, 158332), (15042, 134238), (15489, 130364), (17004, 118749), (20652, 97773), (22373, 90252), (22563, 89492), (25506, 79166), (30084, 67119), (30978, 65182), (32591, 61956), (39583, 51012), (44746, 45126)]