19158328

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 24387272

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 47, 56, 58, 94, 116, 188, 203, 232, 251, 329, 376, 406, 502, 658, 812, 1004, 1316, 1363, 1624, 1757, 2008, 2632, 2726, 3514, 5452, 7028, 7279, 9541, 10904, 11797, 14056, 14558, 19082, 23594, 29116, 38164, 47188, 50953, 58232, 76328, 82579, 94376, 101906, 165158, 203812, 330316, 342113, 407624, 660632, 684226, 1368452, 2394791, 2736904, 4789582, 9579164, 19158328]

約数ペア:

[(1, 19158328), (2, 9579164), (4, 4789582), (7, 2736904), (8, 2394791), (14, 1368452), (28, 684226), (29, 660632), (47, 407624), (56, 342113), (58, 330316), (94, 203812), (116, 165158), (188, 101906), (203, 94376), (232, 82579), (251, 76328), (329, 58232), (376, 50953), (406, 47188), (502, 38164), (658, 29116), (812, 23594), (1004, 19082), (1316, 14558), (1363, 14056), (1624, 11797), (1757, 10904), (2008, 9541), (2632, 7279), (2726, 7028), (3514, 5452)]