19499952

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1039}}^1$

素因数の和:1090

約数の個数: 80

約数和(自身を含む): 55710720

約数和(自身を除く): 36210768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 34, 46, 48, 51, 68, 69, 92, 102, 136, 138, 184, 204, 272, 276, 368, 391, 408, 552, 782, 816, 1039, 1104, 1173, 1564, 2078, 2346, 3117, 3128, 4156, 4692, 6234, 6256, 8312, 9384, 12468, 16624, 17663, 18768, 23897, 24936, 35326, 47794, 49872, 52989, 70652, 71691, 95588, 105978, 141304, 143382, 191176, 211956, 282608, 286764, 382352, 406249, 423912, 573528, 812498, 847824, 1147056, 1218747, 1624996, 2437494, 3249992, 4874988, 6499984, 9749976, 19499952]

約数ペア:

[(1, 19499952), (2, 9749976), (3, 6499984), (4, 4874988), (6, 3249992), (8, 2437494), (12, 1624996), (16, 1218747), (17, 1147056), (23, 847824), (24, 812498), (34, 573528), (46, 423912), (48, 406249), (51, 382352), (68, 286764), (69, 282608), (92, 211956), (102, 191176), (136, 143382), (138, 141304), (184, 105978), (204, 95588), (272, 71691), (276, 70652), (368, 52989), (391, 49872), (408, 47794), (552, 35326), (782, 24936), (816, 23897), (1039, 18768), (1104, 17663), (1173, 16624), (1564, 12468), (2078, 9384), (2346, 8312), (3117, 6256), (3128, 6234), (4156, 4692)]