19469981778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1\times {\mathrm{10937}}^1$

素因数の和:11771

約数の個数: 64

約数和(自身を含む): 43440485760

約数和(自身を除く): 23970503982

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 787, 1131, 1574, 2262, 2361, 4722, 10231, 10937, 20462, 21874, 22823, 30693, 32811, 45646, 61386, 65622, 68469, 136938, 142181, 284362, 296699, 317173, 426543, 593398, 634346, 853086, 890097, 951519, 1780194, 1903038, 4123249, 8246498, 8607419, 12369747, 17214838, 24739494, 25822257, 51644514, 111896447, 223792894, 249615151, 335689341, 499230302, 671378682, 748845453, 1497690906, 3244996963, 6489993926, 9734990889, 19469981778]

約数ペア:

[(1, 19469981778), (2, 9734990889), (3, 6489993926), (6, 3244996963), (13, 1497690906), (26, 748845453), (29, 671378682), (39, 499230302), (58, 335689341), (78, 249615151), (87, 223792894), (174, 111896447), (377, 51644514), (754, 25822257), (787, 24739494), (1131, 17214838), (1574, 12369747), (2262, 8607419), (2361, 8246498), (4722, 4123249), (10231, 1903038), (10937, 1780194), (20462, 951519), (21874, 890097), (22823, 853086), (30693, 634346), (32811, 593398), (45646, 426543), (61386, 317173), (65622, 296699), (68469, 284362), (136938, 142181)]