19995192

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 62680800

約数和(自身を除く): 42685608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 97, 126, 168, 194, 252, 291, 388, 409, 504, 582, 679, 776, 818, 873, 1164, 1227, 1358, 1636, 1746, 2037, 2328, 2454, 2716, 2863, 3272, 3492, 3681, 4074, 4908, 5432, 5726, 6111, 6984, 7362, 8148, 8589, 9816, 11452, 12222, 14724, 16296, 17178, 22904, 24444, 25767, 29448, 34356, 39673, 48888, 51534, 68712, 79346, 103068, 119019, 158692, 206136, 238038, 277711, 317384, 357057, 476076, 555422, 714114, 833133, 952152, 1110844, 1428228, 1666266, 2221688, 2499399, 2856456, 3332532, 4998798, 6665064, 9997596, 19995192]

約数ペア:

[(1, 19995192), (2, 9997596), (3, 6665064), (4, 4998798), (6, 3332532), (7, 2856456), (8, 2499399), (9, 2221688), (12, 1666266), (14, 1428228), (18, 1110844), (21, 952152), (24, 833133), (28, 714114), (36, 555422), (42, 476076), (56, 357057), (63, 317384), (72, 277711), (84, 238038), (97, 206136), (126, 158692), (168, 119019), (194, 103068), (252, 79346), (291, 68712), (388, 51534), (409, 48888), (504, 39673), (582, 34356), (679, 29448), (776, 25767), (818, 24444), (873, 22904), (1164, 17178), (1227, 16296), (1358, 14724), (1636, 12222), (1746, 11452), (2037, 9816), (2328, 8589), (2454, 8148), (2716, 7362), (2863, 6984), (3272, 6111), (3492, 5726), (3681, 5432), (4074, 4908)]