18409560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11801}}^1$

素因数の和:11828

約数の個数: 64

約数和(自身を含む): 59482080

約数和(自身を除く): 41072520

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, 11801, 23602, 35403, 47204, 59005, 70806, 94408, 118010, 141612, 153413, 177015, 236020, 283224, 306826, 354030, 460239, 472040, 613652, 708060, 767065, 920478, 1227304, 1416120, 1534130, 1840956, 2301195, 3068260, 3681912, 4602390, 6136520, 9204780, 18409560]

約数ペア:

[(1, 18409560), (2, 9204780), (3, 6136520), (4, 4602390), (5, 3681912), (6, 3068260), (8, 2301195), (10, 1840956), (12, 1534130), (13, 1416120), (15, 1227304), (20, 920478), (24, 767065), (26, 708060), (30, 613652), (39, 472040), (40, 460239), (52, 354030), (60, 306826), (65, 283224), (78, 236020), (104, 177015), (120, 153413), (130, 141612), (156, 118010), (195, 94408), (260, 70806), (312, 59005), (390, 47204), (520, 35403), (780, 23602), (1560, 11801)]