20199973956

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{11783}}^1$

素因数の和:11985

約数の個数: 96

約数和(自身を含む): 50786211840

約数和(自身を除く): 30586237884

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 73, 76, 103, 114, 146, 206, 219, 228, 292, 309, 412, 438, 618, 876, 1236, 1387, 1957, 2774, 3914, 4161, 5548, 5871, 7519, 7828, 8322, 11742, 11783, 15038, 16644, 22557, 23484, 23566, 30076, 35349, 45114, 47132, 70698, 90228, 141396, 142861, 223877, 285722, 428583, 447754, 571444, 671631, 857166, 860159, 895508, 1213649, 1343262, 1714332, 1720318, 2427298, 2580477, 2686524, 3440636, 3640947, 4854596, 5160954, 7281894, 10321908, 14563788, 16343021, 23059331, 32686042, 46118662, 49029063, 65372084, 69177993, 88596377, 92237324, 98058126, 138355986, 177192754, 196116252, 265789131, 276711972, 354385508, 531578262, 1063156524, 1683331163, 3366662326, 5049993489, 6733324652, 10099986978, 20199973956]

約数ペア:

[(1, 20199973956), (2, 10099986978), (3, 6733324652), (4, 5049993489), (6, 3366662326), (12, 1683331163), (19, 1063156524), (38, 531578262), (57, 354385508), (73, 276711972), (76, 265789131), (103, 196116252), (114, 177192754), (146, 138355986), (206, 98058126), (219, 92237324), (228, 88596377), (292, 69177993), (309, 65372084), (412, 49029063), (438, 46118662), (618, 32686042), (876, 23059331), (1236, 16343021), (1387, 14563788), (1957, 10321908), (2774, 7281894), (3914, 5160954), (4161, 4854596), (5548, 3640947), (5871, 3440636), (7519, 2686524), (7828, 2580477), (8322, 2427298), (11742, 1720318), (11783, 1714332), (15038, 1343262), (16644, 1213649), (22557, 895508), (23484, 860159), (23566, 857166), (30076, 671631), (35349, 571444), (45114, 447754), (47132, 428583), (70698, 285722), (90228, 223877), (141396, 142861)]