19625372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 38704512

約数和(自身を除く): 19079140

約数列:

[1, 2, 4, 13, 26, 43, 52, 67, 86, 131, 134, 172, 262, 268, 524, 559, 871, 1118, 1703, 1742, 2236, 2881, 3406, 3484, 5633, 5762, 6812, 8777, 11266, 11524, 17554, 22532, 35108, 37453, 73229, 74906, 114101, 146458, 149812, 228202, 292916, 377411, 456404, 754822, 1509644, 4906343, 9812686, 19625372]

約数ペア:

[(1, 19625372), (2, 9812686), (4, 4906343), (13, 1509644), (26, 754822), (43, 456404), (52, 377411), (67, 292916), (86, 228202), (131, 149812), (134, 146458), (172, 114101), (262, 74906), (268, 73229), (524, 37453), (559, 35108), (871, 22532), (1118, 17554), (1703, 11524), (1742, 11266), (2236, 8777), (2881, 6812), (3406, 5762), (3484, 5633)]