20378930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14251}}^1$

素因数の和:14282

約数の個数: 32

約数和(自身を含む): 43098048

約数和(自身を除く): 22719118

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 14251, 28502, 71255, 142510, 156761, 185263, 313522, 370526, 783805, 926315, 1567610, 1852630, 2037893, 4075786, 10189465, 20378930]

約数ペア:

[(1, 20378930), (2, 10189465), (5, 4075786), (10, 2037893), (11, 1852630), (13, 1567610), (22, 926315), (26, 783805), (55, 370526), (65, 313522), (110, 185263), (130, 156761), (143, 142510), (286, 71255), (715, 28502), (1430, 14251)]