18692492

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{577}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 40783680

約数和(自身を除く): 22091188

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 89, 91, 178, 182, 356, 364, 577, 623, 1154, 1157, 1246, 2308, 2314, 2492, 4039, 4628, 7501, 8078, 8099, 15002, 16156, 16198, 30004, 32396, 51353, 52507, 102706, 105014, 205412, 210028, 359471, 667589, 718942, 1335178, 1437884, 2670356, 4673123, 9346246, 18692492]

約数ペア:

[(1, 18692492), (2, 9346246), (4, 4673123), (7, 2670356), (13, 1437884), (14, 1335178), (26, 718942), (28, 667589), (52, 359471), (89, 210028), (91, 205412), (178, 105014), (182, 102706), (356, 52507), (364, 51353), (577, 32396), (623, 30004), (1154, 16198), (1157, 16156), (1246, 15002), (2308, 8099), (2314, 8078), (2492, 7501), (4039, 4628)]