18883967781

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1\times {\mathrm{28411}}^1$

素因数の和:29473

約数の個数: 32

約数和(自身を含む): 29733953536

約数和(自身を除く): 10849985755

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1021, 3063, 7147, 21441, 28411, 31651, 85233, 94953, 198877, 221557, 596631, 664671, 880741, 2642223, 6165187, 18495561, 29007631, 87022893, 203053417, 609160251, 899236561, 2697709683, 6294655927, 18883967781]

約数ペア:

[(1, 18883967781), (3, 6294655927), (7, 2697709683), (21, 899236561), (31, 609160251), (93, 203053417), (217, 87022893), (651, 29007631), (1021, 18495561), (3063, 6165187), (7147, 2642223), (21441, 880741), (28411, 664671), (31651, 596631), (85233, 221557), (94953, 198877)]