19213428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 51932160

約数和(自身を除く): 32718732

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 31, 39, 52, 58, 62, 78, 87, 93, 116, 124, 137, 156, 174, 186, 274, 348, 372, 377, 403, 411, 548, 754, 806, 822, 899, 1131, 1209, 1508, 1612, 1644, 1781, 1798, 2262, 2418, 2697, 3562, 3596, 3973, 4247, 4524, 4836, 5343, 5394, 7124, 7946, 8494, 10686, 10788, 11687, 11919, 12741, 15892, 16988, 21372, 23374, 23838, 25482, 35061, 46748, 47676, 50964, 51649, 55211, 70122, 103298, 110422, 123163, 140244, 154947, 165633, 206596, 220844, 246326, 309894, 331266, 369489, 492652, 619788, 662532, 738978, 1477956, 1601119, 3202238, 4803357, 6404476, 9606714, 19213428]

約数ペア:

[(1, 19213428), (2, 9606714), (3, 6404476), (4, 4803357), (6, 3202238), (12, 1601119), (13, 1477956), (26, 738978), (29, 662532), (31, 619788), (39, 492652), (52, 369489), (58, 331266), (62, 309894), (78, 246326), (87, 220844), (93, 206596), (116, 165633), (124, 154947), (137, 140244), (156, 123163), (174, 110422), (186, 103298), (274, 70122), (348, 55211), (372, 51649), (377, 50964), (403, 47676), (411, 46748), (548, 35061), (754, 25482), (806, 23838), (822, 23374), (899, 21372), (1131, 16988), (1209, 15892), (1508, 12741), (1612, 11919), (1644, 11687), (1781, 10788), (1798, 10686), (2262, 8494), (2418, 7946), (2697, 7124), (3562, 5394), (3596, 5343), (3973, 4836), (4247, 4524)]