20038648

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 48263040

約数和(自身を除く): 28224392

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 31, 34, 49, 56, 62, 68, 97, 98, 119, 124, 136, 194, 196, 217, 238, 248, 388, 392, 434, 476, 527, 679, 776, 833, 868, 952, 1054, 1358, 1519, 1649, 1666, 1736, 2108, 2716, 3007, 3038, 3298, 3332, 3689, 4216, 4753, 5432, 6014, 6076, 6596, 6664, 7378, 9506, 11543, 12028, 12152, 13192, 14756, 19012, 21049, 23086, 24056, 25823, 29512, 38024, 42098, 46172, 51119, 51646, 80801, 84196, 92344, 102238, 103292, 147343, 161602, 168392, 204476, 206584, 294686, 323204, 357833, 408952, 589372, 646408, 715666, 1178744, 1431332, 2504831, 2862664, 5009662, 10019324, 20038648]

約数ペア:

[(1, 20038648), (2, 10019324), (4, 5009662), (7, 2862664), (8, 2504831), (14, 1431332), (17, 1178744), (28, 715666), (31, 646408), (34, 589372), (49, 408952), (56, 357833), (62, 323204), (68, 294686), (97, 206584), (98, 204476), (119, 168392), (124, 161602), (136, 147343), (194, 103292), (196, 102238), (217, 92344), (238, 84196), (248, 80801), (388, 51646), (392, 51119), (434, 46172), (476, 42098), (527, 38024), (679, 29512), (776, 25823), (833, 24056), (868, 23086), (952, 21049), (1054, 19012), (1358, 14756), (1519, 13192), (1649, 12152), (1666, 12028), (1736, 11543), (2108, 9506), (2716, 7378), (3007, 6664), (3038, 6596), (3298, 6076), (3332, 6014), (3689, 5432), (4216, 4753)]