20040136

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4253}}^1$

素因数の和:4309

約数の個数: 32

約数和(自身を含む): 40838400

約数和(自身を除く): 20798264

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4253, 4712, 8506, 17012, 34024, 80807, 131843, 161614, 263686, 323228, 527372, 646456, 1054744, 2505017, 5010034, 10020068, 20040136]

約数ペア:

[(1, 20040136), (2, 10020068), (4, 5010034), (8, 2505017), (19, 1054744), (31, 646456), (38, 527372), (62, 323228), (76, 263686), (124, 161614), (152, 131843), (248, 80807), (589, 34024), (1178, 17012), (2356, 8506), (4253, 4712)]