20835870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:737

約数の個数: 64

約数和(自身を含む): 55171584

約数和(自身を除く): 34335714

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 103, 110, 165, 206, 309, 330, 515, 613, 618, 1030, 1133, 1226, 1545, 1839, 2266, 3065, 3090, 3399, 3678, 5665, 6130, 6743, 6798, 9195, 11330, 13486, 16995, 18390, 20229, 33715, 33990, 40458, 63139, 67430, 101145, 126278, 189417, 202290, 315695, 378834, 631390, 694529, 947085, 1389058, 1894170, 2083587, 3472645, 4167174, 6945290, 10417935, 20835870]

約数ペア:

[(1, 20835870), (2, 10417935), (3, 6945290), (5, 4167174), (6, 3472645), (10, 2083587), (11, 1894170), (15, 1389058), (22, 947085), (30, 694529), (33, 631390), (55, 378834), (66, 315695), (103, 202290), (110, 189417), (165, 126278), (206, 101145), (309, 67430), (330, 63139), (515, 40458), (613, 33990), (618, 33715), (1030, 20229), (1133, 18390), (1226, 16995), (1545, 13486), (1839, 11330), (2266, 9195), (3065, 6798), (3090, 6743), (3399, 6130), (3678, 5665)]