20243339428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{42467}}^1$

素因数の和:42676

約数の個数: 48

約数和(自身を含む): 38955047040

約数和(自身を除く): 18711707612

約数列:

[1, 2, 4, 13, 26, 52, 89, 103, 178, 206, 356, 412, 1157, 1339, 2314, 2678, 4628, 5356, 9167, 18334, 36668, 42467, 84934, 119171, 169868, 238342, 476684, 552071, 1104142, 2208284, 3779563, 4374101, 7559126, 8748202, 15118252, 17496404, 49134319, 56863313, 98268638, 113726626, 196537276, 227453252, 389294989, 778589978, 1557179956, 5060834857, 10121669714, 20243339428]

約数ペア:

[(1, 20243339428), (2, 10121669714), (4, 5060834857), (13, 1557179956), (26, 778589978), (52, 389294989), (89, 227453252), (103, 196537276), (178, 113726626), (206, 98268638), (356, 56863313), (412, 49134319), (1157, 17496404), (1339, 15118252), (2314, 8748202), (2678, 7559126), (4628, 4374101), (5356, 3779563), (9167, 2208284), (18334, 1104142), (36668, 552071), (42467, 476684), (84934, 238342), (119171, 169868)]