20723778856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{32353}}^1$

素因数の和:32650

約数の個数: 64

約数和(自身を含む): 44027323200

約数和(自身を除く): 23303544344

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 251, 319, 502, 638, 1004, 1276, 2008, 2552, 2761, 5522, 7279, 11044, 14558, 22088, 29116, 32353, 58232, 64706, 80069, 129412, 160138, 258824, 320276, 355883, 640552, 711766, 938237, 1423532, 1876474, 2847064, 3752948, 7505896, 8120603, 10320607, 16241206, 20641214, 32482412, 41282428, 64964824, 82564856, 89326633, 178653266, 235497487, 357306532, 470994974, 714613064, 941989948, 1883979896, 2590472357, 5180944714, 10361889428, 20723778856]

約数ペア:

[(1, 20723778856), (2, 10361889428), (4, 5180944714), (8, 2590472357), (11, 1883979896), (22, 941989948), (29, 714613064), (44, 470994974), (58, 357306532), (88, 235497487), (116, 178653266), (232, 89326633), (251, 82564856), (319, 64964824), (502, 41282428), (638, 32482412), (1004, 20641214), (1276, 16241206), (2008, 10320607), (2552, 8120603), (2761, 7505896), (5522, 3752948), (7279, 2847064), (11044, 1876474), (14558, 1423532), (22088, 938237), (29116, 711766), (32353, 640552), (58232, 355883), (64706, 320276), (80069, 258824), (129412, 160138)]