20165808

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1901}}^1$

素因数の和:1942

約数の個数: 80

約数和(自身を含む): 59433696

約数和(自身を除く): 39267888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 156, 204, 208, 221, 272, 312, 408, 442, 624, 663, 816, 884, 1326, 1768, 1901, 2652, 3536, 3802, 5304, 5703, 7604, 10608, 11406, 15208, 22812, 24713, 30416, 32317, 45624, 49426, 64634, 74139, 91248, 96951, 98852, 129268, 148278, 193902, 197704, 258536, 296556, 387804, 395408, 420121, 517072, 593112, 775608, 840242, 1186224, 1260363, 1551216, 1680484, 2520726, 3360968, 5041452, 6721936, 10082904, 20165808]

約数ペア:

[(1, 20165808), (2, 10082904), (3, 6721936), (4, 5041452), (6, 3360968), (8, 2520726), (12, 1680484), (13, 1551216), (16, 1260363), (17, 1186224), (24, 840242), (26, 775608), (34, 593112), (39, 517072), (48, 420121), (51, 395408), (52, 387804), (68, 296556), (78, 258536), (102, 197704), (104, 193902), (136, 148278), (156, 129268), (204, 98852), (208, 96951), (221, 91248), (272, 74139), (312, 64634), (408, 49426), (442, 45624), (624, 32317), (663, 30416), (816, 24713), (884, 22812), (1326, 15208), (1768, 11406), (1901, 10608), (2652, 7604), (3536, 5703), (3802, 5304)]