20300696

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 23244904

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 53, 58, 104, 106, 116, 127, 212, 232, 254, 377, 424, 508, 689, 754, 1016, 1378, 1508, 1537, 1651, 2756, 3016, 3074, 3302, 3683, 5512, 6148, 6604, 6731, 7366, 12296, 13208, 13462, 14732, 19981, 26924, 29464, 39962, 47879, 53848, 79924, 87503, 95758, 159848, 175006, 191516, 195199, 350012, 383032, 390398, 700024, 780796, 1561592, 2537587, 5075174, 10150348, 20300696]

約数ペア:

[(1, 20300696), (2, 10150348), (4, 5075174), (8, 2537587), (13, 1561592), (26, 780796), (29, 700024), (52, 390398), (53, 383032), (58, 350012), (104, 195199), (106, 191516), (116, 175006), (127, 159848), (212, 95758), (232, 87503), (254, 79924), (377, 53848), (424, 47879), (508, 39962), (689, 29464), (754, 26924), (1016, 19981), (1378, 14732), (1508, 13462), (1537, 13208), (1651, 12296), (2756, 7366), (3016, 6731), (3074, 6604), (3302, 6148), (3683, 5512)]