19991826

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{7877}}^1$

素因数の和:7935

約数の個数: 32

約数和(自身を含む): 45377280

約数和(自身を除く): 25385454

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 7877, 15754, 23631, 47262, 70893, 141786, 212679, 370219, 425358, 740438, 1110657, 2221314, 3331971, 6663942, 9995913, 19991826]

約数ペア:

[(1, 19991826), (2, 9995913), (3, 6663942), (6, 3331971), (9, 2221314), (18, 1110657), (27, 740438), (47, 425358), (54, 370219), (94, 212679), (141, 141786), (282, 70893), (423, 47262), (846, 23631), (1269, 15754), (2538, 7877)]