19764670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{619}}^1$

素因数の和:760

約数の個数: 32

約数和(自身を含む): 37140480

約数和(自身を除く): 17375810

約数列:

[1, 2, 5, 10, 31, 62, 103, 155, 206, 310, 515, 619, 1030, 1238, 3095, 3193, 6190, 6386, 15965, 19189, 31930, 38378, 63757, 95945, 127514, 191890, 318785, 637570, 1976467, 3952934, 9882335, 19764670]

約数ペア:

[(1, 19764670), (2, 9882335), (5, 3952934), (10, 1976467), (31, 637570), (62, 318785), (103, 191890), (155, 127514), (206, 95945), (310, 63757), (515, 38378), (619, 31930), (1030, 19189), (1238, 15965), (3095, 6386), (3193, 6190)]