20235078

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1321}}^1$

素因数の和:1389

約数の個数: 48

約数和(自身を含む): 47020896

約数和(自身を除く): 26785818

約数列:

[1, 2, 3, 6, 9, 18, 23, 37, 46, 69, 74, 111, 138, 207, 222, 333, 414, 666, 851, 1321, 1702, 2553, 2642, 3963, 5106, 7659, 7926, 11889, 15318, 23778, 30383, 48877, 60766, 91149, 97754, 146631, 182298, 273447, 293262, 439893, 546894, 879786, 1124171, 2248342, 3372513, 6745026, 10117539, 20235078]

約数ペア:

[(1, 20235078), (2, 10117539), (3, 6745026), (6, 3372513), (9, 2248342), (18, 1124171), (23, 879786), (37, 546894), (46, 439893), (69, 293262), (74, 273447), (111, 182298), (138, 146631), (207, 97754), (222, 91149), (333, 60766), (414, 48877), (666, 30383), (851, 23778), (1321, 15318), (1702, 11889), (2553, 7926), (2642, 7659), (3963, 5106)]