8019804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 20391840

約数和(自身を除く): 12372036

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 101, 156, 202, 303, 404, 509, 606, 1018, 1212, 1313, 1527, 2036, 2626, 3054, 3939, 5252, 6108, 6617, 7878, 13234, 15756, 19851, 26468, 39702, 51409, 79404, 102818, 154227, 205636, 308454, 616908, 668317, 1336634, 2004951, 2673268, 4009902, 8019804]

約数ペア:

[(1, 8019804), (2, 4009902), (3, 2673268), (4, 2004951), (6, 1336634), (12, 668317), (13, 616908), (26, 308454), (39, 205636), (52, 154227), (78, 102818), (101, 79404), (156, 51409), (202, 39702), (303, 26468), (404, 19851), (509, 15756), (606, 13234), (1018, 7878), (1212, 6617), (1313, 6108), (1527, 5252), (2036, 3939), (2626, 3054)]