20174693620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{101513}}^1$

素因数の和:102064

約数の個数: 48

約数和(自身を含む): 44682402240

約数和(自身を除く): 24507708620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 523, 1046, 2092, 2615, 5230, 9937, 10460, 19874, 39748, 49685, 99370, 101513, 198740, 203026, 406052, 507565, 1015130, 1928747, 2030260, 3857494, 7714988, 9643735, 19287470, 38574940, 53091299, 106182598, 212365196, 265456495, 530912990, 1008734681, 1061825980, 2017469362, 4034938724, 5043673405, 10087346810, 20174693620]

約数ペア:

[(1, 20174693620), (2, 10087346810), (4, 5043673405), (5, 4034938724), (10, 2017469362), (19, 1061825980), (20, 1008734681), (38, 530912990), (76, 265456495), (95, 212365196), (190, 106182598), (380, 53091299), (523, 38574940), (1046, 19287470), (2092, 9643735), (2615, 7714988), (5230, 3857494), (9937, 2030260), (10460, 1928747), (19874, 1015130), (39748, 507565), (49685, 406052), (99370, 203026), (101513, 198740)]