19164712

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 44634240

約数和(自身を除く): 25469528

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 41, 56, 68, 82, 119, 136, 164, 238, 287, 328, 476, 491, 574, 697, 952, 982, 1148, 1394, 1964, 2296, 2788, 3437, 3928, 4879, 5576, 6874, 8347, 9758, 13748, 16694, 19516, 20131, 27496, 33388, 39032, 40262, 58429, 66776, 80524, 116858, 140917, 161048, 233716, 281834, 342227, 467432, 563668, 684454, 1127336, 1368908, 2395589, 2737816, 4791178, 9582356, 19164712]

約数ペア:

[(1, 19164712), (2, 9582356), (4, 4791178), (7, 2737816), (8, 2395589), (14, 1368908), (17, 1127336), (28, 684454), (34, 563668), (41, 467432), (56, 342227), (68, 281834), (82, 233716), (119, 161048), (136, 140917), (164, 116858), (238, 80524), (287, 66776), (328, 58429), (476, 40262), (491, 39032), (574, 33388), (697, 27496), (952, 20131), (982, 19516), (1148, 16694), (1394, 13748), (1964, 9758), (2296, 8347), (2788, 6874), (3437, 5576), (3928, 4879)]