19348700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 48580224

約数和(自身を除く): 29231524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 131, 140, 175, 211, 262, 350, 422, 524, 655, 700, 844, 917, 1055, 1310, 1477, 1834, 2110, 2620, 2954, 3275, 3668, 4220, 4585, 5275, 5908, 6550, 7385, 9170, 10550, 13100, 14770, 18340, 21100, 22925, 27641, 29540, 36925, 45850, 55282, 73850, 91700, 110564, 138205, 147700, 193487, 276410, 386974, 552820, 691025, 773948, 967435, 1382050, 1934870, 2764100, 3869740, 4837175, 9674350, 19348700]

約数ペア:

[(1, 19348700), (2, 9674350), (4, 4837175), (5, 3869740), (7, 2764100), (10, 1934870), (14, 1382050), (20, 967435), (25, 773948), (28, 691025), (35, 552820), (50, 386974), (70, 276410), (100, 193487), (131, 147700), (140, 138205), (175, 110564), (211, 91700), (262, 73850), (350, 55282), (422, 45850), (524, 36925), (655, 29540), (700, 27641), (844, 22925), (917, 21100), (1055, 18340), (1310, 14770), (1477, 13100), (1834, 10550), (2110, 9170), (2620, 7385), (2954, 6550), (3275, 5908), (3668, 5275), (4220, 4585)]