17961802

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 11586998

約数列:

[1, 2, 19, 38, 47, 89, 94, 113, 178, 226, 893, 1691, 1786, 2147, 3382, 4183, 4294, 5311, 8366, 10057, 10622, 20114, 79477, 100909, 158954, 191083, 201818, 382166, 472679, 945358, 8980901, 17961802]

約数ペア:

[(1, 17961802), (2, 8980901), (19, 945358), (38, 472679), (47, 382166), (89, 201818), (94, 191083), (113, 158954), (178, 100909), (226, 79477), (893, 20114), (1691, 10622), (1786, 10057), (2147, 8366), (3382, 5311), (4183, 4294)]