20923419

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 31868928

約数和(自身を除く): 10945509

約数列:

[1, 3, 11, 31, 33, 93, 113, 181, 339, 341, 543, 1023, 1243, 1991, 3503, 3729, 5611, 5973, 10509, 16833, 20453, 38533, 61359, 61721, 115599, 185163, 224983, 634043, 674949, 1902129, 6974473, 20923419]

約数ペア:

[(1, 20923419), (3, 6974473), (11, 1902129), (31, 674949), (33, 634043), (93, 224983), (113, 185163), (181, 115599), (339, 61721), (341, 61359), (543, 38533), (1023, 20453), (1243, 16833), (1991, 10509), (3503, 5973), (3729, 5611)]