20919963024

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1291}}^1\times {\mathrm{2617}}^1$

素因数の和:3965

約数の個数: 120

約数和(自身を含む): 59977709792

約数和(自身を除く): 39057746768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 144, 172, 258, 344, 387, 516, 688, 774, 1032, 1291, 1548, 2064, 2582, 2617, 3096, 3873, 5164, 5234, 6192, 7746, 7851, 10328, 10468, 11619, 15492, 15702, 20656, 20936, 23238, 23553, 30984, 31404, 41872, 46476, 47106, 55513, 61968, 62808, 92952, 94212, 111026, 112531, 125616, 166539, 185904, 188424, 222052, 225062, 333078, 337593, 376848, 444104, 450124, 499617, 666156, 675186, 888208, 900248, 999234, 1012779, 1332312, 1350372, 1800496, 1998468, 2025558, 2664624, 2700744, 3378547, 3996936, 4051116, 5401488, 6757094, 7993872, 8102232, 10135641, 13514188, 16204464, 20271282, 27028376, 30406923, 40542564, 54056752, 60813846, 81085128, 121627692, 145277521, 162170256, 243255384, 290555042, 435832563, 486510768, 581110084, 871665126, 1162220168, 1307497689, 1743330252, 2324440336, 2614995378, 3486660504, 5229990756, 6973321008, 10459981512, 20919963024]

約数ペア:

[(1, 20919963024), (2, 10459981512), (3, 6973321008), (4, 5229990756), (6, 3486660504), (8, 2614995378), (9, 2324440336), (12, 1743330252), (16, 1307497689), (18, 1162220168), (24, 871665126), (36, 581110084), (43, 486510768), (48, 435832563), (72, 290555042), (86, 243255384), (129, 162170256), (144, 145277521), (172, 121627692), (258, 81085128), (344, 60813846), (387, 54056752), (516, 40542564), (688, 30406923), (774, 27028376), (1032, 20271282), (1291, 16204464), (1548, 13514188), (2064, 10135641), (2582, 8102232), (2617, 7993872), (3096, 6757094), (3873, 5401488), (5164, 4051116), (5234, 3996936), (6192, 3378547), (7746, 2700744), (7851, 2664624), (10328, 2025558), (10468, 1998468), (11619, 1800496), (15492, 1350372), (15702, 1332312), (20656, 1012779), (20936, 999234), (23238, 900248), (23553, 888208), (30984, 675186), (31404, 666156), (41872, 499617), (46476, 450124), (47106, 444104), (55513, 376848), (61968, 337593), (62808, 333078), (92952, 225062), (94212, 222052), (111026, 188424), (112531, 185904), (125616, 166539)]