20118889736

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{193}}^1\times {\mathrm{953}}^1$

素因数の和:1287

約数の個数: 96

約数和(自身を含む): 42091834680

約数和(自身を除く): 21972944944

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 113, 121, 193, 226, 242, 386, 452, 484, 772, 904, 953, 968, 1243, 1544, 1906, 2123, 2486, 3812, 4246, 4972, 7624, 8492, 9944, 10483, 13673, 16984, 20966, 21809, 23353, 27346, 41932, 43618, 46706, 54692, 83864, 87236, 93412, 107689, 109384, 115313, 174472, 183929, 186824, 215378, 230626, 239899, 367858, 430756, 461252, 479798, 735716, 861512, 922504, 959596, 1184579, 1471432, 1919192, 2023219, 2369158, 2638889, 4046438, 4738316, 5277778, 8092876, 9476632, 10555556, 13030369, 16185752, 20783977, 21111112, 22255409, 26060738, 41567954, 44510818, 52121476, 83135908, 89021636, 104242952, 166271816, 178043272, 228623747, 457247494, 914494988, 1828989976, 2514861217, 5029722434, 10059444868, 20118889736]

約数ペア:

[(1, 20118889736), (2, 10059444868), (4, 5029722434), (8, 2514861217), (11, 1828989976), (22, 914494988), (44, 457247494), (88, 228623747), (113, 178043272), (121, 166271816), (193, 104242952), (226, 89021636), (242, 83135908), (386, 52121476), (452, 44510818), (484, 41567954), (772, 26060738), (904, 22255409), (953, 21111112), (968, 20783977), (1243, 16185752), (1544, 13030369), (1906, 10555556), (2123, 9476632), (2486, 8092876), (3812, 5277778), (4246, 4738316), (4972, 4046438), (7624, 2638889), (8492, 2369158), (9944, 2023219), (10483, 1919192), (13673, 1471432), (16984, 1184579), (20966, 959596), (21809, 922504), (23353, 861512), (27346, 735716), (41932, 479798), (43618, 461252), (46706, 430756), (54692, 367858), (83864, 239899), (87236, 230626), (93412, 215378), (107689, 186824), (109384, 183929), (115313, 174472)]