20147921670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{343177}}^1$

素因数の和:343309

約数の個数: 64

約数和(自身を含む): 51394337280

約数和(自身を除く): 31246415610

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 103, 114, 190, 206, 285, 309, 515, 570, 618, 1030, 1545, 1957, 3090, 3914, 5871, 9785, 11742, 19570, 29355, 58710, 343177, 686354, 1029531, 1715885, 2059062, 3431770, 5147655, 6520363, 10295310, 13040726, 19561089, 32601815, 35347231, 39122178, 65203630, 70694462, 97805445, 106041693, 176736155, 195610890, 212083386, 353472310, 530208465, 671597389, 1060416930, 1343194778, 2014792167, 3357986945, 4029584334, 6715973890, 10073960835, 20147921670]

約数ペア:

[(1, 20147921670), (2, 10073960835), (3, 6715973890), (5, 4029584334), (6, 3357986945), (10, 2014792167), (15, 1343194778), (19, 1060416930), (30, 671597389), (38, 530208465), (57, 353472310), (95, 212083386), (103, 195610890), (114, 176736155), (190, 106041693), (206, 97805445), (285, 70694462), (309, 65203630), (515, 39122178), (570, 35347231), (618, 32601815), (1030, 19561089), (1545, 13040726), (1957, 10295310), (3090, 6520363), (3914, 5147655), (5871, 3431770), (9785, 2059062), (11742, 1715885), (19570, 1029531), (29355, 686354), (58710, 343177)]