18184920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11657}}^1$

素因数の和:11684

約数の個数: 64

約数和(自身を含む): 58756320

約数和(自身を除く): 40571400

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, 195, 260, 312, 390, 520, 780, 1560, 11657, 23314, 34971, 46628, 58285, 69942, 93256, 116570, 139884, 151541, 174855, 233140, 279768, 303082, 349710, 454623, 466280, 606164, 699420, 757705, 909246, 1212328, 1398840, 1515410, 1818492, 2273115, 3030820, 3636984, 4546230, 6061640, 9092460, 18184920]

約数ペア:

[(1, 18184920), (2, 9092460), (3, 6061640), (4, 4546230), (5, 3636984), (6, 3030820), (8, 2273115), (10, 1818492), (12, 1515410), (13, 1398840), (15, 1212328), (20, 909246), (24, 757705), (26, 699420), (30, 606164), (39, 466280), (40, 454623), (52, 349710), (60, 303082), (65, 279768), (78, 233140), (104, 174855), (120, 151541), (130, 139884), (156, 116570), (195, 93256), (260, 69942), (312, 58285), (390, 46628), (520, 34971), (780, 23314), (1560, 11657)]