20860492065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{20543}}^1$

素因数の和:21086

約数の個数: 64

約数和(自身を含む): 40233369600

約数和(自身を除く): 19372877535

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 509, 665, 1527, 1995, 2545, 3563, 7635, 9671, 10689, 17815, 20543, 29013, 48355, 53445, 61629, 67697, 102715, 143801, 145065, 203091, 308145, 338485, 390317, 431403, 719005, 1015455, 1170951, 1951585, 2157015, 2732219, 5854755, 8196657, 10456387, 13661095, 31369161, 40983285, 52281935, 73194709, 156845805, 198671353, 219584127, 365973545, 596014059, 993356765, 1097920635, 1390699471, 2980070295, 4172098413, 6953497355, 20860492065]

約数ペア:

[(1, 20860492065), (3, 6953497355), (5, 4172098413), (7, 2980070295), (15, 1390699471), (19, 1097920635), (21, 993356765), (35, 596014059), (57, 365973545), (95, 219584127), (105, 198671353), (133, 156845805), (285, 73194709), (399, 52281935), (509, 40983285), (665, 31369161), (1527, 13661095), (1995, 10456387), (2545, 8196657), (3563, 5854755), (7635, 2732219), (9671, 2157015), (10689, 1951585), (17815, 1170951), (20543, 1015455), (29013, 719005), (48355, 431403), (53445, 390317), (61629, 338485), (67697, 308145), (102715, 203091), (143801, 145065)]