19930104910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{6781}}^1$

素因数の和:7337

約数の個数: 64

約数和(自身を含む): 39064320000

約数和(自身を除く): 19134215090

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 499, 589, 998, 1178, 2495, 2945, 4990, 5890, 6781, 9481, 13562, 15469, 18962, 30938, 33905, 47405, 67810, 77345, 94810, 128839, 154690, 210211, 257678, 293911, 420422, 587822, 644195, 1051055, 1288390, 1469555, 2102110, 2939110, 3383719, 3994009, 6767438, 7988018, 16918595, 19970045, 33837190, 39940090, 64290661, 104895289, 128581322, 209790578, 321453305, 524476445, 642906610, 1048952890, 1993010491, 3986020982, 9965052455, 19930104910]

約数ペア:

[(1, 19930104910), (2, 9965052455), (5, 3986020982), (10, 1993010491), (19, 1048952890), (31, 642906610), (38, 524476445), (62, 321453305), (95, 209790578), (155, 128581322), (190, 104895289), (310, 64290661), (499, 39940090), (589, 33837190), (998, 19970045), (1178, 16918595), (2495, 7988018), (2945, 6767438), (4990, 3994009), (5890, 3383719), (6781, 2939110), (9481, 2102110), (13562, 1469555), (15469, 1288390), (18962, 1051055), (30938, 644195), (33905, 587822), (47405, 420422), (67810, 293911), (77345, 257678), (94810, 210211), (128839, 154690)]