20495484

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:296

約数の個数: 96

約数和(自身を含む): 57200640

約数和(自身を除く): 36705156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 37, 46, 54, 69, 74, 92, 108, 111, 138, 148, 207, 222, 223, 276, 333, 414, 444, 446, 621, 666, 669, 828, 851, 892, 999, 1242, 1332, 1338, 1702, 1998, 2007, 2484, 2553, 2676, 3404, 3996, 4014, 5106, 5129, 6021, 7659, 8028, 8251, 10212, 10258, 12042, 15318, 15387, 16502, 20516, 22977, 24084, 24753, 30636, 30774, 33004, 45954, 46161, 49506, 61548, 74259, 91908, 92322, 99012, 138483, 148518, 184644, 189773, 222777, 276966, 297036, 379546, 445554, 553932, 569319, 759092, 891108, 1138638, 1707957, 2277276, 3415914, 5123871, 6831828, 10247742, 20495484]

約数ペア:

[(1, 20495484), (2, 10247742), (3, 6831828), (4, 5123871), (6, 3415914), (9, 2277276), (12, 1707957), (18, 1138638), (23, 891108), (27, 759092), (36, 569319), (37, 553932), (46, 445554), (54, 379546), (69, 297036), (74, 276966), (92, 222777), (108, 189773), (111, 184644), (138, 148518), (148, 138483), (207, 99012), (222, 92322), (223, 91908), (276, 74259), (333, 61548), (414, 49506), (444, 46161), (446, 45954), (621, 33004), (666, 30774), (669, 30636), (828, 24753), (851, 24084), (892, 22977), (999, 20516), (1242, 16502), (1332, 15387), (1338, 15318), (1702, 12042), (1998, 10258), (2007, 10212), (2484, 8251), (2553, 8028), (2676, 7659), (3404, 6021), (3996, 5129), (4014, 5106)]