18016180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:569

約数の個数: 96

約数和(自身を含む): 49109760

約数和(自身を除く): 31093580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 494, 521, 532, 665, 910, 988, 1042, 1235, 1330, 1729, 1820, 2084, 2470, 2605, 2660, 3458, 3647, 4940, 5210, 6773, 6916, 7294, 8645, 9899, 10420, 13546, 14588, 17290, 18235, 19798, 27092, 33865, 34580, 36470, 39596, 47411, 49495, 67730, 69293, 72940, 94822, 98990, 128687, 135460, 138586, 189644, 197980, 237055, 257374, 277172, 346465, 474110, 514748, 643435, 692930, 900809, 948220, 1286870, 1385860, 1801618, 2573740, 3603236, 4504045, 9008090, 18016180]

約数ペア:

[(1, 18016180), (2, 9008090), (4, 4504045), (5, 3603236), (7, 2573740), (10, 1801618), (13, 1385860), (14, 1286870), (19, 948220), (20, 900809), (26, 692930), (28, 643435), (35, 514748), (38, 474110), (52, 346465), (65, 277172), (70, 257374), (76, 237055), (91, 197980), (95, 189644), (130, 138586), (133, 135460), (140, 128687), (182, 98990), (190, 94822), (247, 72940), (260, 69293), (266, 67730), (364, 49495), (380, 47411), (455, 39596), (494, 36470), (521, 34580), (532, 33865), (665, 27092), (910, 19798), (988, 18235), (1042, 17290), (1235, 14588), (1330, 13546), (1729, 10420), (1820, 9899), (2084, 8645), (2470, 7294), (2605, 6916), (2660, 6773), (3458, 5210), (3647, 4940)]