15697988890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{219829}}^1$

素因数の和:220066

約数の個数: 32

約数和(自身を含む): 29170561680

約数和(自身を除く): 13472572790

約数列:

[1, 2, 5, 10, 37, 74, 185, 193, 370, 386, 965, 1930, 7141, 14282, 35705, 71410, 219829, 439658, 1099145, 2198290, 8133673, 16267346, 40668365, 42426997, 81336730, 84853994, 212134985, 424269970, 1569798889, 3139597778, 7848994445, 15697988890]

約数ペア:

[(1, 15697988890), (2, 7848994445), (5, 3139597778), (10, 1569798889), (37, 424269970), (74, 212134985), (185, 84853994), (193, 81336730), (370, 42426997), (386, 40668365), (965, 16267346), (1930, 8133673), (7141, 2198290), (14282, 1099145), (35705, 439658), (71410, 219829)]