254209384

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{20201}}^1$

素因数の和:20242

約数の個数: 48

約数和(自身を含む): 564241860

約数和(自身を除く): 310032476

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 121, 143, 242, 286, 484, 572, 968, 1144, 1573, 3146, 6292, 12584, 20201, 40402, 80804, 161608, 222211, 262613, 444422, 525226, 888844, 1050452, 1777688, 2100904, 2444321, 2888743, 4888642, 5777486, 9777284, 11554972, 19554568, 23109944, 31776173, 63552346, 127104692, 254209384]

約数ペア:

[(1, 254209384), (2, 127104692), (4, 63552346), (8, 31776173), (11, 23109944), (13, 19554568), (22, 11554972), (26, 9777284), (44, 5777486), (52, 4888642), (88, 2888743), (104, 2444321), (121, 2100904), (143, 1777688), (242, 1050452), (286, 888844), (484, 525226), (572, 444422), (968, 262613), (1144, 222211), (1573, 161608), (3146, 80804), (6292, 40402), (12584, 20201)]