18393960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{907}}^1$

素因数の和:947

約数の個数: 96

約数和(自身を含む): 59819040

約数和(自身を除く): 41425080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 169, 195, 260, 312, 338, 390, 507, 520, 676, 780, 845, 907, 1014, 1352, 1560, 1690, 1814, 2028, 2535, 2721, 3380, 3628, 4056, 4535, 5070, 5442, 6760, 7256, 9070, 10140, 10884, 11791, 13605, 18140, 20280, 21768, 23582, 27210, 35373, 36280, 47164, 54420, 58955, 70746, 94328, 108840, 117910, 141492, 153283, 176865, 235820, 282984, 306566, 353730, 459849, 471640, 613132, 707460, 766415, 919698, 1226264, 1414920, 1532830, 1839396, 2299245, 3065660, 3678792, 4598490, 6131320, 9196980, 18393960]

約数ペア:

[(1, 18393960), (2, 9196980), (3, 6131320), (4, 4598490), (5, 3678792), (6, 3065660), (8, 2299245), (10, 1839396), (12, 1532830), (13, 1414920), (15, 1226264), (20, 919698), (24, 766415), (26, 707460), (30, 613132), (39, 471640), (40, 459849), (52, 353730), (60, 306566), (65, 282984), (78, 235820), (104, 176865), (120, 153283), (130, 141492), (156, 117910), (169, 108840), (195, 94328), (260, 70746), (312, 58955), (338, 54420), (390, 47164), (507, 36280), (520, 35373), (676, 27210), (780, 23582), (845, 21768), (907, 20280), (1014, 18140), (1352, 13605), (1560, 11791), (1690, 10884), (1814, 10140), (2028, 9070), (2535, 7256), (2721, 6760), (3380, 5442), (3628, 5070), (4056, 4535)]