20179933185

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1627}}^1\times {\mathrm{28513}}^1$

素因数の和:30177

約数の個数: 32

約数和(自身を含む): 33422970240

約数和(自身を除く): 13243037055

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 1627, 4881, 8135, 24405, 28513, 47183, 85539, 141549, 142565, 235915, 427695, 707745, 826877, 2480631, 4134385, 12403155, 46390651, 139171953, 231953255, 695859765, 1345328879, 4035986637, 6726644395, 20179933185]

約数ペア:

[(1, 20179933185), (3, 6726644395), (5, 4035986637), (15, 1345328879), (29, 695859765), (87, 231953255), (145, 139171953), (435, 46390651), (1627, 12403155), (4881, 4134385), (8135, 2480631), (24405, 826877), (28513, 707745), (47183, 427695), (85539, 235915), (141549, 142565)]