18642208

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1093}}^1$

素因数の和:1157

約数の個数: 48

約数和(自身を含む): 40526136

約数和(自身を除く): 21883928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 82, 104, 164, 208, 328, 416, 533, 656, 1066, 1093, 1312, 2132, 2186, 4264, 4372, 8528, 8744, 14209, 17056, 17488, 28418, 34976, 44813, 56836, 89626, 113672, 179252, 227344, 358504, 454688, 582569, 717008, 1165138, 1434016, 2330276, 4660552, 9321104, 18642208]

約数ペア:

[(1, 18642208), (2, 9321104), (4, 4660552), (8, 2330276), (13, 1434016), (16, 1165138), (26, 717008), (32, 582569), (41, 454688), (52, 358504), (82, 227344), (104, 179252), (164, 113672), (208, 89626), (328, 56836), (416, 44813), (533, 34976), (656, 28418), (1066, 17488), (1093, 17056), (1312, 14209), (2132, 8744), (2186, 8528), (4264, 4372)]