15920028

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{97}}^2$

素因数の和:251

約数の個数: 54

約数和(自身を含む): 41526576

約数和(自身を除く): 25606548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 97, 141, 188, 194, 282, 291, 388, 423, 564, 582, 846, 873, 1164, 1692, 1746, 3492, 4559, 9118, 9409, 13677, 18236, 18818, 27354, 28227, 37636, 41031, 54708, 56454, 82062, 84681, 112908, 164124, 169362, 338724, 442223, 884446, 1326669, 1768892, 2653338, 3980007, 5306676, 7960014, 15920028]

約数ペア:

[(1, 15920028), (2, 7960014), (3, 5306676), (4, 3980007), (6, 2653338), (9, 1768892), (12, 1326669), (18, 884446), (36, 442223), (47, 338724), (94, 169362), (97, 164124), (141, 112908), (188, 84681), (194, 82062), (282, 56454), (291, 54708), (388, 41031), (423, 37636), (564, 28227), (582, 27354), (846, 18818), (873, 18236), (1164, 13677), (1692, 9409), (1746, 9118), (3492, 4559)]