18856556740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7922923}}^1$

素因数の和:7922956

約数の個数: 48

約数和(自身を含む): 47917844352

約数和(自身を除く): 29061287612

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 7922923, 15845846, 31691692, 39614615, 55460461, 79229230, 110920922, 134689691, 158458460, 221841844, 269379382, 277302305, 538758764, 554604610, 673448455, 942827837, 1109209220, 1346896910, 1885655674, 2693793820, 3771311348, 4714139185, 9428278370, 18856556740]

約数ペア:

[(1, 18856556740), (2, 9428278370), (4, 4714139185), (5, 3771311348), (7, 2693793820), (10, 1885655674), (14, 1346896910), (17, 1109209220), (20, 942827837), (28, 673448455), (34, 554604610), (35, 538758764), (68, 277302305), (70, 269379382), (85, 221841844), (119, 158458460), (140, 134689691), (170, 110920922), (238, 79229230), (340, 55460461), (476, 39614615), (595, 31691692), (1190, 15845846), (2380, 7922923)]