20478048

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:244

約数の個数: 96

約数和(自身を含む): 57657600

約数和(自身を除く): 37179552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 103, 109, 114, 152, 206, 218, 228, 304, 309, 327, 412, 436, 456, 608, 618, 654, 824, 872, 912, 1236, 1308, 1648, 1744, 1824, 1957, 2071, 2472, 2616, 3296, 3488, 3914, 4142, 4944, 5232, 5871, 6213, 7828, 8284, 9888, 10464, 11227, 11742, 12426, 15656, 16568, 22454, 23484, 24852, 31312, 33136, 33681, 44908, 46968, 49704, 62624, 66272, 67362, 89816, 93936, 99408, 134724, 179632, 187872, 198816, 213313, 269448, 359264, 426626, 538896, 639939, 853252, 1077792, 1279878, 1706504, 2559756, 3413008, 5119512, 6826016, 10239024, 20478048]

約数ペア:

[(1, 20478048), (2, 10239024), (3, 6826016), (4, 5119512), (6, 3413008), (8, 2559756), (12, 1706504), (16, 1279878), (19, 1077792), (24, 853252), (32, 639939), (38, 538896), (48, 426626), (57, 359264), (76, 269448), (96, 213313), (103, 198816), (109, 187872), (114, 179632), (152, 134724), (206, 99408), (218, 93936), (228, 89816), (304, 67362), (309, 66272), (327, 62624), (412, 49704), (436, 46968), (456, 44908), (608, 33681), (618, 33136), (654, 31312), (824, 24852), (872, 23484), (912, 22454), (1236, 16568), (1308, 15656), (1648, 12426), (1744, 11742), (1824, 11227), (1957, 10464), (2071, 9888), (2472, 8284), (2616, 7828), (3296, 6213), (3488, 5871), (3914, 5232), (4142, 4944)]