20123006978

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1\times {\mathrm{368243}}^1$

素因数の和:368641

約数の個数: 16

約数和(自身を含む): 30623171040

約数和(自身を除く): 10500164062

約数列:

[1, 2, 89, 178, 307, 614, 27323, 54646, 368243, 736486, 32773627, 65547254, 113050601, 226101202, 10061503489, 20123006978]

約数ペア:

[(1, 20123006978), (2, 10061503489), (89, 226101202), (178, 113050601), (307, 65547254), (614, 32773627), (27323, 736486), (54646, 368243)]