2018820958

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{10861}}^1$

素因数の和:10969

約数の個数: 64

約数和(自身を含む): 4054219776

約数和(自身を除く): 2035398818

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 71, 77, 119, 142, 154, 187, 238, 374, 497, 781, 994, 1207, 1309, 1562, 2414, 2618, 5467, 8449, 10861, 10934, 13277, 16898, 21722, 26554, 76027, 92939, 119471, 152054, 184637, 185878, 238942, 369274, 771131, 836297, 1292459, 1542262, 1672594, 2031007, 2584918, 4062014, 5397917, 8482441, 10795834, 13109227, 14217049, 16964882, 26218454, 28434098, 59377087, 91764589, 118754174, 144201497, 183529178, 288402994, 1009410479, 2018820958]

約数ペア:

[(1, 2018820958), (2, 1009410479), (7, 288402994), (11, 183529178), (14, 144201497), (17, 118754174), (22, 91764589), (34, 59377087), (71, 28434098), (77, 26218454), (119, 16964882), (142, 14217049), (154, 13109227), (187, 10795834), (238, 8482441), (374, 5397917), (497, 4062014), (781, 2584918), (994, 2031007), (1207, 1672594), (1309, 1542262), (1562, 1292459), (2414, 836297), (2618, 771131), (5467, 369274), (8449, 238942), (10861, 185878), (10934, 184637), (13277, 152054), (16898, 119471), (21722, 92939), (26554, 76027)]