20056368

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:562

約数の個数: 80

約数和(自身を含む): 55639296

約数和(自身を除く): 35582928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 37, 46, 48, 69, 74, 92, 111, 138, 148, 184, 222, 276, 296, 368, 444, 491, 552, 592, 851, 888, 982, 1104, 1473, 1702, 1776, 1964, 2553, 2946, 3404, 3928, 5106, 5892, 6808, 7856, 10212, 11293, 11784, 13616, 18167, 20424, 22586, 23568, 33879, 36334, 40848, 45172, 54501, 67758, 72668, 90344, 109002, 135516, 145336, 180688, 218004, 271032, 290672, 417841, 436008, 542064, 835682, 872016, 1253523, 1671364, 2507046, 3342728, 5014092, 6685456, 10028184, 20056368]

約数ペア:

[(1, 20056368), (2, 10028184), (3, 6685456), (4, 5014092), (6, 3342728), (8, 2507046), (12, 1671364), (16, 1253523), (23, 872016), (24, 835682), (37, 542064), (46, 436008), (48, 417841), (69, 290672), (74, 271032), (92, 218004), (111, 180688), (138, 145336), (148, 135516), (184, 109002), (222, 90344), (276, 72668), (296, 67758), (368, 54501), (444, 45172), (491, 40848), (552, 36334), (592, 33879), (851, 23568), (888, 22586), (982, 20424), (1104, 18167), (1473, 13616), (1702, 11784), (1776, 11293), (1964, 10212), (2553, 7856), (2946, 6808), (3404, 5892), (3928, 5106)]