20153359930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1\times {\mathrm{5851}}^1$

素因数の和:6223

約数の個数: 64

約数和(自身を含む): 40029365376

約数和(自身を除く): 19876005446

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 173, 181, 346, 362, 865, 905, 1730, 1810, 1903, 1991, 3806, 3982, 5851, 9515, 9955, 11702, 19030, 19910, 29255, 31313, 58510, 62626, 64361, 128722, 156565, 313130, 321805, 344443, 643610, 688886, 1012223, 1059031, 1722215, 2024446, 2118062, 3444430, 5061115, 5295155, 10122230, 10590310, 11134453, 11649341, 22268906, 23298682, 55672265, 58246705, 111344530, 116493410, 183212363, 366424726, 916061815, 1832123630, 2015335993, 4030671986, 10076679965, 20153359930]

約数ペア:

[(1, 20153359930), (2, 10076679965), (5, 4030671986), (10, 2015335993), (11, 1832123630), (22, 916061815), (55, 366424726), (110, 183212363), (173, 116493410), (181, 111344530), (346, 58246705), (362, 55672265), (865, 23298682), (905, 22268906), (1730, 11649341), (1810, 11134453), (1903, 10590310), (1991, 10122230), (3806, 5295155), (3982, 5061115), (5851, 3444430), (9515, 2118062), (9955, 2024446), (11702, 1722215), (19030, 1059031), (19910, 1012223), (29255, 688886), (31313, 643610), (58510, 344443), (62626, 321805), (64361, 313130), (128722, 156565)]