20580170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6883}}^1$

素因数の和:6926

約数の個数: 32

約数和(自身を含む): 41634432

約数和(自身を除く): 21054262

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 6883, 13766, 34415, 68830, 89479, 158309, 178958, 316618, 447395, 791545, 894790, 1583090, 2058017, 4116034, 10290085, 20580170]

約数ペア:

[(1, 20580170), (2, 10290085), (5, 4116034), (10, 2058017), (13, 1583090), (23, 894790), (26, 791545), (46, 447395), (65, 316618), (115, 178958), (130, 158309), (230, 89479), (299, 68830), (598, 34415), (1495, 13766), (2990, 6883)]