19150890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:595

約数の個数: 64

約数和(自身を含む): 50637312

約数和(自身を除く): 31486422

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 131, 165, 262, 330, 393, 443, 655, 786, 886, 1310, 1329, 1441, 1965, 2215, 2658, 2882, 3930, 4323, 4430, 4873, 6645, 7205, 8646, 9746, 13290, 14410, 14619, 21615, 24365, 29238, 43230, 48730, 58033, 73095, 116066, 146190, 174099, 290165, 348198, 580330, 638363, 870495, 1276726, 1740990, 1915089, 3191815, 3830178, 6383630, 9575445, 19150890]

約数ペア:

[(1, 19150890), (2, 9575445), (3, 6383630), (5, 3830178), (6, 3191815), (10, 1915089), (11, 1740990), (15, 1276726), (22, 870495), (30, 638363), (33, 580330), (55, 348198), (66, 290165), (110, 174099), (131, 146190), (165, 116066), (262, 73095), (330, 58033), (393, 48730), (443, 43230), (655, 29238), (786, 24365), (886, 21615), (1310, 14619), (1329, 14410), (1441, 13290), (1965, 9746), (2215, 8646), (2658, 7205), (2882, 6645), (3930, 4873), (4323, 4430)]