18853758

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 51996672

約数和(自身を除く): 33142914

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 61, 63, 66, 77, 99, 122, 126, 154, 183, 198, 223, 231, 366, 427, 446, 462, 549, 669, 671, 693, 854, 1098, 1281, 1338, 1342, 1386, 1561, 2007, 2013, 2453, 2562, 3122, 3843, 4014, 4026, 4683, 4697, 4906, 6039, 7359, 7686, 9366, 9394, 12078, 13603, 14049, 14091, 14718, 17171, 22077, 27206, 28098, 28182, 34342, 40809, 42273, 44154, 51513, 81618, 84546, 95221, 103026, 122427, 149633, 154539, 190442, 244854, 285663, 299266, 309078, 448899, 571326, 856989, 897798, 1047431, 1346697, 1713978, 2094862, 2693394, 3142293, 6284586, 9426879, 18853758]

約数ペア:

[(1, 18853758), (2, 9426879), (3, 6284586), (6, 3142293), (7, 2693394), (9, 2094862), (11, 1713978), (14, 1346697), (18, 1047431), (21, 897798), (22, 856989), (33, 571326), (42, 448899), (61, 309078), (63, 299266), (66, 285663), (77, 244854), (99, 190442), (122, 154539), (126, 149633), (154, 122427), (183, 103026), (198, 95221), (223, 84546), (231, 81618), (366, 51513), (427, 44154), (446, 42273), (462, 40809), (549, 34342), (669, 28182), (671, 28098), (693, 27206), (854, 22077), (1098, 17171), (1281, 14718), (1338, 14091), (1342, 14049), (1386, 13603), (1561, 12078), (2007, 9394), (2013, 9366), (2453, 7686), (2562, 7359), (3122, 6039), (3843, 4906), (4014, 4697), (4026, 4683)]