20229680247

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{26393}}^1$

素因数の和:26552

約数の個数: 64

約数和(自身を含む): 34662712320

約数和(自身を除く): 14433032073

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 113, 119, 133, 323, 339, 357, 399, 791, 969, 1921, 2147, 2261, 2373, 5763, 6441, 6783, 13447, 15029, 26393, 36499, 40341, 45087, 79179, 109497, 184751, 255493, 448681, 501467, 554253, 766479, 1346043, 1504401, 2982409, 3140767, 3510269, 8524939, 8947227, 9422301, 10530807, 20876863, 25574817, 50700953, 56665771, 59674573, 62630589, 152102859, 169997313, 179023719, 354906671, 396660397, 963318107, 1064720013, 1189981191, 2889954321, 6743226749, 20229680247]

約数ペア:

[(1, 20229680247), (3, 6743226749), (7, 2889954321), (17, 1189981191), (19, 1064720013), (21, 963318107), (51, 396660397), (57, 354906671), (113, 179023719), (119, 169997313), (133, 152102859), (323, 62630589), (339, 59674573), (357, 56665771), (399, 50700953), (791, 25574817), (969, 20876863), (1921, 10530807), (2147, 9422301), (2261, 8947227), (2373, 8524939), (5763, 3510269), (6441, 3140767), (6783, 2982409), (13447, 1504401), (15029, 1346043), (26393, 766479), (36499, 554253), (40341, 501467), (45087, 448681), (79179, 255493), (109497, 184751)]