19297850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2699}}^1$

素因数の和:2735

約数の個数: 48

約数和(自身を含む): 42184800

約数和(自身を除く): 22886950

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 2699, 3575, 5398, 7150, 13495, 26990, 29689, 35087, 59378, 67475, 70174, 134950, 148445, 175435, 296890, 350870, 385957, 742225, 771914, 877175, 1484450, 1754350, 1929785, 3859570, 9648925, 19297850]

約数ペア:

[(1, 19297850), (2, 9648925), (5, 3859570), (10, 1929785), (11, 1754350), (13, 1484450), (22, 877175), (25, 771914), (26, 742225), (50, 385957), (55, 350870), (65, 296890), (110, 175435), (130, 148445), (143, 134950), (275, 70174), (286, 67475), (325, 59378), (550, 35087), (650, 29689), (715, 26990), (1430, 13495), (2699, 7150), (3575, 5398)]