20578962832

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{457229}}^1$

素因数の和:457363

約数の個数: 40

約数和(自身を含む): 41671942200

約数和(自身を除く): 21092979368

約数列:

[1, 2, 4, 8, 16, 29, 58, 97, 116, 194, 232, 388, 464, 776, 1552, 2813, 5626, 11252, 22504, 45008, 457229, 914458, 1828916, 3657832, 7315664, 13259641, 26519282, 44351213, 53038564, 88702426, 106077128, 177404852, 212154256, 354809704, 709619408, 1286185177, 2572370354, 5144740708, 10289481416, 20578962832]

約数ペア:

[(1, 20578962832), (2, 10289481416), (4, 5144740708), (8, 2572370354), (16, 1286185177), (29, 709619408), (58, 354809704), (97, 212154256), (116, 177404852), (194, 106077128), (232, 88702426), (388, 53038564), (464, 44351213), (776, 26519282), (1552, 13259641), (2813, 7315664), (5626, 3657832), (11252, 1828916), (22504, 914458), (45008, 457229)]