18949272

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 49144320

約数和(自身を除く): 30195048

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 107, 141, 157, 188, 214, 282, 314, 321, 376, 428, 471, 564, 628, 642, 856, 942, 1128, 1256, 1284, 1884, 2568, 3768, 5029, 7379, 10058, 14758, 15087, 16799, 20116, 22137, 29516, 30174, 33598, 40232, 44274, 50397, 59032, 60348, 67196, 88548, 100794, 120696, 134392, 177096, 201588, 403176, 789553, 1579106, 2368659, 3158212, 4737318, 6316424, 9474636, 18949272]

約数ペア:

[(1, 18949272), (2, 9474636), (3, 6316424), (4, 4737318), (6, 3158212), (8, 2368659), (12, 1579106), (24, 789553), (47, 403176), (94, 201588), (107, 177096), (141, 134392), (157, 120696), (188, 100794), (214, 88548), (282, 67196), (314, 60348), (321, 59032), (376, 50397), (428, 44274), (471, 40232), (564, 33598), (628, 30174), (642, 29516), (856, 22137), (942, 20116), (1128, 16799), (1256, 15087), (1284, 14758), (1884, 10058), (2568, 7379), (3768, 5029)]