2518812

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 6860672

約数和(自身を除く): 4341860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 37, 61, 62, 74, 93, 111, 122, 124, 148, 183, 186, 222, 244, 279, 333, 366, 372, 444, 549, 558, 666, 732, 1098, 1116, 1147, 1332, 1891, 2196, 2257, 2294, 3441, 3782, 4514, 4588, 5673, 6771, 6882, 7564, 9028, 10323, 11346, 13542, 13764, 17019, 20313, 20646, 22692, 27084, 34038, 40626, 41292, 68076, 69967, 81252, 139934, 209901, 279868, 419802, 629703, 839604, 1259406, 2518812]

約数ペア:

[(1, 2518812), (2, 1259406), (3, 839604), (4, 629703), (6, 419802), (9, 279868), (12, 209901), (18, 139934), (31, 81252), (36, 69967), (37, 68076), (61, 41292), (62, 40626), (74, 34038), (93, 27084), (111, 22692), (122, 20646), (124, 20313), (148, 17019), (183, 13764), (186, 13542), (222, 11346), (244, 10323), (279, 9028), (333, 7564), (366, 6882), (372, 6771), (444, 5673), (549, 4588), (558, 4514), (666, 3782), (732, 3441), (1098, 2294), (1116, 2257), (1147, 2196), (1332, 1891)]