31218064

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{997}}^1$

素因数の和:1127

約数の個数: 40

約数和(自身を含む): 64351040

約数和(自身を除く): 33132976

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 103, 152, 206, 304, 412, 824, 997, 1648, 1957, 1994, 3914, 3988, 7828, 7976, 15656, 15952, 18943, 31312, 37886, 75772, 102691, 151544, 205382, 303088, 410764, 821528, 1643056, 1951129, 3902258, 7804516, 15609032, 31218064]

約数ペア:

[(1, 31218064), (2, 15609032), (4, 7804516), (8, 3902258), (16, 1951129), (19, 1643056), (38, 821528), (76, 410764), (103, 303088), (152, 205382), (206, 151544), (304, 102691), (412, 75772), (824, 37886), (997, 31312), (1648, 18943), (1957, 15952), (1994, 15656), (3914, 7976), (3988, 7828)]