18100940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6329}}^1$

素因数の和:6362

約数の個数: 48

約数和(自身を含む): 44664480

約数和(自身を除く): 26563540

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 6329, 12658, 25316, 31645, 63290, 69619, 82277, 126580, 139238, 164554, 278476, 329108, 348095, 411385, 696190, 822770, 905047, 1392380, 1645540, 1810094, 3620188, 4525235, 9050470, 18100940]

約数ペア:

[(1, 18100940), (2, 9050470), (4, 4525235), (5, 3620188), (10, 1810094), (11, 1645540), (13, 1392380), (20, 905047), (22, 822770), (26, 696190), (44, 411385), (52, 348095), (55, 329108), (65, 278476), (110, 164554), (130, 139238), (143, 126580), (220, 82277), (260, 69619), (286, 63290), (572, 31645), (715, 25316), (1430, 12658), (2860, 6329)]