18180796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 35431200

約数和(自身を除く): 17250404

約数列:

[1, 2, 4, 19, 29, 38, 58, 73, 76, 113, 116, 146, 226, 292, 452, 551, 1102, 1387, 2117, 2147, 2204, 2774, 3277, 4234, 4294, 5548, 6554, 8249, 8468, 8588, 13108, 16498, 32996, 40223, 62263, 80446, 124526, 156731, 160892, 239221, 249052, 313462, 478442, 626924, 956884, 4545199, 9090398, 18180796]

約数ペア:

[(1, 18180796), (2, 9090398), (4, 4545199), (19, 956884), (29, 626924), (38, 478442), (58, 313462), (73, 249052), (76, 239221), (113, 160892), (116, 156731), (146, 124526), (226, 80446), (292, 62263), (452, 40223), (551, 32996), (1102, 16498), (1387, 13108), (2117, 8588), (2147, 8468), (2204, 8249), (2774, 6554), (3277, 5548), (4234, 4294)]