20123432624

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23730463}}^1$

素因数の和:23730524

約数の個数: 20

約数和(自身を含む): 39724796736

約数和(自身を除く): 19601364112

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23730463, 47460926, 94921852, 189843704, 379687408, 1257714539, 2515429078, 5030858156, 10061716312, 20123432624]

約数ペア:

[(1, 20123432624), (2, 10061716312), (4, 5030858156), (8, 2515429078), (16, 1257714539), (53, 379687408), (106, 189843704), (212, 94921852), (424, 47460926), (848, 23730463)]