20201232872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{14939}}^1$

素因数の和:15186

約数の個数: 64

約数和(自身を含む): 41015678400

約数和(自身を除く): 20814445528

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 163, 244, 326, 488, 652, 1037, 1304, 2074, 2771, 4148, 5542, 8296, 9943, 11084, 14939, 19886, 22168, 29878, 39772, 59756, 79544, 119512, 169031, 253963, 338062, 507926, 676124, 911279, 1015852, 1352248, 1822558, 2031704, 2435057, 3645116, 4870114, 7290232, 9740228, 15491743, 19480456, 30983486, 41395969, 61966972, 82791938, 123933944, 148538477, 165583876, 297076954, 331167752, 594153908, 1188307816, 2525154109, 5050308218, 10100616436, 20201232872]

約数ペア:

[(1, 20201232872), (2, 10100616436), (4, 5050308218), (8, 2525154109), (17, 1188307816), (34, 594153908), (61, 331167752), (68, 297076954), (122, 165583876), (136, 148538477), (163, 123933944), (244, 82791938), (326, 61966972), (488, 41395969), (652, 30983486), (1037, 19480456), (1304, 15491743), (2074, 9740228), (2771, 7290232), (4148, 4870114), (5542, 3645116), (8296, 2435057), (9943, 2031704), (11084, 1822558), (14939, 1352248), (19886, 1015852), (22168, 911279), (29878, 676124), (39772, 507926), (59756, 338062), (79544, 253963), (119512, 169031)]