18119844

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:537

約数の個数: 72

約数和(自身を含む): 49140000

約数和(自身を除く): 31020156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 59, 76, 114, 118, 171, 177, 228, 236, 342, 354, 449, 531, 684, 708, 898, 1062, 1121, 1347, 1796, 2124, 2242, 2694, 3363, 4041, 4484, 5388, 6726, 8082, 8531, 10089, 13452, 16164, 17062, 20178, 25593, 26491, 34124, 40356, 51186, 52982, 76779, 79473, 102372, 105964, 153558, 158946, 238419, 307116, 317892, 476838, 503329, 953676, 1006658, 1509987, 2013316, 3019974, 4529961, 6039948, 9059922, 18119844]

約数ペア:

[(1, 18119844), (2, 9059922), (3, 6039948), (4, 4529961), (6, 3019974), (9, 2013316), (12, 1509987), (18, 1006658), (19, 953676), (36, 503329), (38, 476838), (57, 317892), (59, 307116), (76, 238419), (114, 158946), (118, 153558), (171, 105964), (177, 102372), (228, 79473), (236, 76779), (342, 52982), (354, 51186), (449, 40356), (531, 34124), (684, 26491), (708, 25593), (898, 20178), (1062, 17062), (1121, 16164), (1347, 13452), (1796, 10089), (2124, 8531), (2242, 8082), (2694, 6726), (3363, 5388), (4041, 4484)]