20435830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1823}}^1$

素因数の和:1908

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 18962570

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 118, 190, 295, 590, 1121, 1823, 2242, 3646, 5605, 9115, 11210, 18230, 34637, 69274, 107557, 173185, 215114, 346370, 537785, 1075570, 2043583, 4087166, 10217915, 20435830]

約数ペア:

[(1, 20435830), (2, 10217915), (5, 4087166), (10, 2043583), (19, 1075570), (38, 537785), (59, 346370), (95, 215114), (118, 173185), (190, 107557), (295, 69274), (590, 34637), (1121, 18230), (1823, 11210), (2242, 9115), (3646, 5605)]