20171664468

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{571}}^1\times {\mathrm{7607}}^1$

素因数の和:8234

約数の個数: 96

約数和(自身を含む): 53613880320

約数和(自身を除く): 33442215852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 571, 774, 1142, 1161, 1548, 1713, 2284, 2322, 3426, 4644, 5139, 6852, 7607, 10278, 15214, 15417, 20556, 22821, 24553, 30428, 30834, 45642, 49106, 61668, 68463, 73659, 91284, 98212, 136926, 147318, 205389, 220977, 273852, 294636, 327101, 410778, 441954, 654202, 662931, 821556, 883908, 981303, 1308404, 1325862, 1962606, 2651724, 2943909, 3925212, 4343597, 5887818, 8687194, 8831727, 11775636, 13030791, 17374388, 17663454, 26061582, 35326908, 39092373, 52123164, 78184746, 117277119, 156369492, 186774671, 234554238, 373549342, 469108476, 560324013, 747098684, 1120648026, 1680972039, 2241296052, 3361944078, 5042916117, 6723888156, 10085832234, 20171664468]

約数ペア:

[(1, 20171664468), (2, 10085832234), (3, 6723888156), (4, 5042916117), (6, 3361944078), (9, 2241296052), (12, 1680972039), (18, 1120648026), (27, 747098684), (36, 560324013), (43, 469108476), (54, 373549342), (86, 234554238), (108, 186774671), (129, 156369492), (172, 117277119), (258, 78184746), (387, 52123164), (516, 39092373), (571, 35326908), (774, 26061582), (1142, 17663454), (1161, 17374388), (1548, 13030791), (1713, 11775636), (2284, 8831727), (2322, 8687194), (3426, 5887818), (4644, 4343597), (5139, 3925212), (6852, 2943909), (7607, 2651724), (10278, 1962606), (15214, 1325862), (15417, 1308404), (20556, 981303), (22821, 883908), (24553, 821556), (30428, 662931), (30834, 654202), (45642, 441954), (49106, 410778), (61668, 327101), (68463, 294636), (73659, 273852), (91284, 220977), (98212, 205389), (136926, 147318)]