20898168

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 58354560

約数和(自身を除く): 37456392

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 46, 51, 68, 69, 92, 102, 131, 136, 138, 184, 204, 262, 276, 289, 391, 393, 408, 524, 552, 578, 782, 786, 867, 1048, 1156, 1173, 1564, 1572, 1734, 2227, 2312, 2346, 3013, 3128, 3144, 3468, 4454, 4692, 6026, 6647, 6681, 6936, 8908, 9039, 9384, 12052, 13294, 13362, 17816, 18078, 19941, 24104, 26588, 26724, 36156, 37859, 39882, 51221, 53176, 53448, 72312, 75718, 79764, 102442, 113577, 151436, 153663, 159528, 204884, 227154, 302872, 307326, 409768, 454308, 614652, 870757, 908616, 1229304, 1741514, 2612271, 3483028, 5224542, 6966056, 10449084, 20898168]

約数ペア:

[(1, 20898168), (2, 10449084), (3, 6966056), (4, 5224542), (6, 3483028), (8, 2612271), (12, 1741514), (17, 1229304), (23, 908616), (24, 870757), (34, 614652), (46, 454308), (51, 409768), (68, 307326), (69, 302872), (92, 227154), (102, 204884), (131, 159528), (136, 153663), (138, 151436), (184, 113577), (204, 102442), (262, 79764), (276, 75718), (289, 72312), (391, 53448), (393, 53176), (408, 51221), (524, 39882), (552, 37859), (578, 36156), (782, 26724), (786, 26588), (867, 24104), (1048, 19941), (1156, 18078), (1173, 17816), (1564, 13362), (1572, 13294), (1734, 12052), (2227, 9384), (2312, 9039), (2346, 8908), (3013, 6936), (3128, 6681), (3144, 6647), (3468, 6026), (4454, 4692)]