18700248

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1409}}^1$

素因数の和:1504

約数の個数: 64

約数和(自身を含む): 54144000

約数和(自身を除く): 35443752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1409, 1659, 1896, 2212, 2818, 3318, 4227, 4424, 5636, 6636, 8454, 9863, 11272, 13272, 16908, 19726, 29589, 33816, 39452, 59178, 78904, 111311, 118356, 222622, 236712, 333933, 445244, 667866, 779177, 890488, 1335732, 1558354, 2337531, 2671464, 3116708, 4675062, 6233416, 9350124, 18700248]

約数ペア:

[(1, 18700248), (2, 9350124), (3, 6233416), (4, 4675062), (6, 3116708), (7, 2671464), (8, 2337531), (12, 1558354), (14, 1335732), (21, 890488), (24, 779177), (28, 667866), (42, 445244), (56, 333933), (79, 236712), (84, 222622), (158, 118356), (168, 111311), (237, 78904), (316, 59178), (474, 39452), (553, 33816), (632, 29589), (948, 19726), (1106, 16908), (1409, 13272), (1659, 11272), (1896, 9863), (2212, 8454), (2818, 6636), (3318, 5636), (4227, 4424)]