18620163928

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1\times {\mathrm{439}}^1$

素因数の和:1064

約数の個数: 64

約数和(自身を含む): 35684352000

約数和(自身を除く): 17064188072

約数列:

[1, 2, 4, 8, 109, 127, 218, 254, 383, 436, 439, 508, 766, 872, 878, 1016, 1532, 1756, 3064, 3512, 13843, 27686, 41747, 47851, 48641, 55372, 55753, 83494, 95702, 97282, 110744, 111506, 166988, 168137, 191404, 194564, 223012, 333976, 336274, 382808, 389128, 446024, 672548, 1345096, 5301869, 6077077, 10603738, 12154154, 18326933, 21207476, 21353399, 24308308, 36653866, 42414952, 42706798, 48616616, 73307732, 85413596, 146615464, 170827192, 2327520491, 4655040982, 9310081964, 18620163928]

約数ペア:

[(1, 18620163928), (2, 9310081964), (4, 4655040982), (8, 2327520491), (109, 170827192), (127, 146615464), (218, 85413596), (254, 73307732), (383, 48616616), (436, 42706798), (439, 42414952), (508, 36653866), (766, 24308308), (872, 21353399), (878, 21207476), (1016, 18326933), (1532, 12154154), (1756, 10603738), (3064, 6077077), (3512, 5301869), (13843, 1345096), (27686, 672548), (41747, 446024), (47851, 389128), (48641, 382808), (55372, 336274), (55753, 333976), (83494, 223012), (95702, 194564), (97282, 191404), (110744, 168137), (111506, 166988)]