18541416

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 49550400

約数和(自身を除く): 31008984

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 73, 76, 114, 146, 152, 219, 228, 292, 438, 456, 557, 584, 876, 1114, 1387, 1671, 1752, 2228, 2774, 3342, 4161, 4456, 5548, 6684, 8322, 10583, 11096, 13368, 16644, 21166, 31749, 33288, 40661, 42332, 63498, 81322, 84664, 121983, 126996, 162644, 243966, 253992, 325288, 487932, 772559, 975864, 1545118, 2317677, 3090236, 4635354, 6180472, 9270708, 18541416]

約数ペア:

[(1, 18541416), (2, 9270708), (3, 6180472), (4, 4635354), (6, 3090236), (8, 2317677), (12, 1545118), (19, 975864), (24, 772559), (38, 487932), (57, 325288), (73, 253992), (76, 243966), (114, 162644), (146, 126996), (152, 121983), (219, 84664), (228, 81322), (292, 63498), (438, 42332), (456, 40661), (557, 33288), (584, 31749), (876, 21166), (1114, 16644), (1387, 13368), (1671, 11096), (1752, 10583), (2228, 8322), (2774, 6684), (3342, 5548), (4161, 4456)]