20185256

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 50417640

約数和(自身を除く): 30232384

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 49, 52, 56, 68, 91, 98, 104, 119, 136, 182, 196, 221, 233, 238, 364, 392, 442, 466, 476, 637, 728, 833, 884, 932, 952, 1274, 1547, 1631, 1666, 1768, 1864, 2548, 3029, 3094, 3262, 3332, 3961, 5096, 6058, 6188, 6524, 6664, 7922, 10829, 11417, 12116, 12376, 13048, 15844, 21203, 21658, 22834, 24232, 27727, 31688, 42406, 43316, 45668, 51493, 55454, 84812, 86632, 91336, 102986, 110908, 148421, 169624, 194089, 205972, 221816, 296842, 360451, 388178, 411944, 593684, 720902, 776356, 1187368, 1441804, 1552712, 2523157, 2883608, 5046314, 10092628, 20185256]

約数ペア:

[(1, 20185256), (2, 10092628), (4, 5046314), (7, 2883608), (8, 2523157), (13, 1552712), (14, 1441804), (17, 1187368), (26, 776356), (28, 720902), (34, 593684), (49, 411944), (52, 388178), (56, 360451), (68, 296842), (91, 221816), (98, 205972), (104, 194089), (119, 169624), (136, 148421), (182, 110908), (196, 102986), (221, 91336), (233, 86632), (238, 84812), (364, 55454), (392, 51493), (442, 45668), (466, 43316), (476, 42406), (637, 31688), (728, 27727), (833, 24232), (884, 22834), (932, 21658), (952, 21203), (1274, 15844), (1547, 13048), (1631, 12376), (1666, 12116), (1768, 11417), (1864, 10829), (2548, 7922), (3029, 6664), (3094, 6524), (3262, 6188), (3332, 6058), (3961, 5096)]