2019901072

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{1367}}^1$

素因数の和:1628

約数の個数: 80

約数和(自身を含む): 4559708160

約数和(自身を除く): 2539807088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 167, 316, 334, 553, 632, 668, 1106, 1169, 1264, 1336, 1367, 2212, 2338, 2672, 2734, 4424, 4676, 5468, 8848, 9352, 9569, 10936, 13193, 18704, 19138, 21872, 26386, 38276, 52772, 76552, 92351, 105544, 107993, 153104, 184702, 211088, 215986, 228289, 369404, 431972, 456578, 738808, 755951, 863944, 913156, 1477616, 1511902, 1598023, 1727888, 1826312, 3023804, 3196046, 3652624, 6047608, 6392092, 12095216, 12784184, 18034831, 25568368, 36069662, 72139324, 126243817, 144278648, 252487634, 288557296, 504975268, 1009950536, 2019901072]

約数ペア:

[(1, 2019901072), (2, 1009950536), (4, 504975268), (7, 288557296), (8, 252487634), (14, 144278648), (16, 126243817), (28, 72139324), (56, 36069662), (79, 25568368), (112, 18034831), (158, 12784184), (167, 12095216), (316, 6392092), (334, 6047608), (553, 3652624), (632, 3196046), (668, 3023804), (1106, 1826312), (1169, 1727888), (1264, 1598023), (1336, 1511902), (1367, 1477616), (2212, 913156), (2338, 863944), (2672, 755951), (2734, 738808), (4424, 456578), (4676, 431972), (5468, 369404), (8848, 228289), (9352, 215986), (9569, 211088), (10936, 184702), (13193, 153104), (18704, 107993), (19138, 105544), (21872, 92351), (26386, 76552), (38276, 52772)]