11219728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 26248320

約数和(自身を除く): 15028592

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 167, 208, 221, 247, 272, 304, 323, 334, 442, 494, 646, 668, 884, 988, 1292, 1336, 1768, 1976, 2171, 2584, 2672, 2839, 3173, 3536, 3952, 4199, 4342, 5168, 5678, 6346, 8398, 8684, 11356, 12692, 16796, 17368, 22712, 25384, 33592, 34736, 36907, 41249, 45424, 50768, 53941, 67184, 73814, 82498, 107882, 147628, 164996, 215764, 295256, 329992, 431528, 590512, 659984, 701233, 863056, 1402466, 2804932, 5609864, 11219728]

約数ペア:

[(1, 11219728), (2, 5609864), (4, 2804932), (8, 1402466), (13, 863056), (16, 701233), (17, 659984), (19, 590512), (26, 431528), (34, 329992), (38, 295256), (52, 215764), (68, 164996), (76, 147628), (104, 107882), (136, 82498), (152, 73814), (167, 67184), (208, 53941), (221, 50768), (247, 45424), (272, 41249), (304, 36907), (323, 34736), (334, 33592), (442, 25384), (494, 22712), (646, 17368), (668, 16796), (884, 12692), (988, 11356), (1292, 8684), (1336, 8398), (1768, 6346), (1976, 5678), (2171, 5168), (2584, 4342), (2672, 4199), (2839, 3952), (3173, 3536)]