197918478

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{64301}}^1$

素因数の和:64334

約数の個数: 40

約数和(自身を含む): 466832520

約数和(自身を除く): 268914042

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 64301, 128602, 192903, 385806, 578709, 1157418, 1221719, 1736127, 2443438, 3472254, 3665157, 5208381, 7330314, 10416762, 10995471, 21990942, 32986413, 65972826, 98959239, 197918478]

約数ペア:

[(1, 197918478), (2, 98959239), (3, 65972826), (6, 32986413), (9, 21990942), (18, 10995471), (19, 10416762), (27, 7330314), (38, 5208381), (54, 3665157), (57, 3472254), (81, 2443438), (114, 1736127), (162, 1221719), (171, 1157418), (342, 578709), (513, 385806), (1026, 192903), (1539, 128602), (3078, 64301)]