17970732

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 53813760

約数和(自身を除く): 35843028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 43, 47, 52, 57, 76, 78, 86, 94, 114, 117, 129, 141, 156, 171, 172, 188, 228, 234, 247, 258, 282, 342, 387, 423, 468, 494, 516, 559, 564, 611, 684, 741, 774, 817, 846, 893, 988, 1118, 1222, 1482, 1548, 1634, 1677, 1692, 1786, 1833, 2021, 2223, 2236, 2444, 2451, 2679, 2964, 3268, 3354, 3572, 3666, 4042, 4446, 4902, 5031, 5358, 5499, 6063, 6708, 7332, 7353, 8037, 8084, 8892, 9804, 10062, 10621, 10716, 10998, 11609, 12126, 14706, 16074, 18189, 20124, 21242, 21996, 23218, 24252, 26273, 29412, 31863, 32148, 34827, 36378, 38399, 42484, 46436, 52546, 63726, 69654, 72756, 76798, 78819, 95589, 104481, 105092, 115197, 127452, 139308, 153596, 157638, 191178, 208962, 230394, 236457, 315276, 345591, 382356, 417924, 460788, 472914, 499187, 691182, 945828, 998374, 1382364, 1497561, 1996748, 2995122, 4492683, 5990244, 8985366, 17970732]

約数ペア:

[(1, 17970732), (2, 8985366), (3, 5990244), (4, 4492683), (6, 2995122), (9, 1996748), (12, 1497561), (13, 1382364), (18, 998374), (19, 945828), (26, 691182), (36, 499187), (38, 472914), (39, 460788), (43, 417924), (47, 382356), (52, 345591), (57, 315276), (76, 236457), (78, 230394), (86, 208962), (94, 191178), (114, 157638), (117, 153596), (129, 139308), (141, 127452), (156, 115197), (171, 105092), (172, 104481), (188, 95589), (228, 78819), (234, 76798), (247, 72756), (258, 69654), (282, 63726), (342, 52546), (387, 46436), (423, 42484), (468, 38399), (494, 36378), (516, 34827), (559, 32148), (564, 31863), (611, 29412), (684, 26273), (741, 24252), (774, 23218), (817, 21996), (846, 21242), (893, 20124), (988, 18189), (1118, 16074), (1222, 14706), (1482, 12126), (1548, 11609), (1634, 10998), (1677, 10716), (1692, 10621), (1786, 10062), (1833, 9804), (2021, 8892), (2223, 8084), (2236, 8037), (2444, 7353), (2451, 7332), (2679, 6708), (2964, 6063), (3268, 5499), (3354, 5358), (3572, 5031), (3666, 4902), (4042, 4446)]