18931569330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1367}}^1\times {\mathrm{20071}}^1$

素因数の和:21471

約数の個数: 64

約数和(自身を含む): 47448281088

約数和(自身を除く): 28516711758

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 1367, 2734, 4101, 6835, 8202, 13670, 20071, 20505, 31441, 40142, 41010, 60213, 62882, 94323, 100355, 120426, 157205, 188646, 200710, 301065, 314410, 461633, 471615, 602130, 923266, 943230, 1384899, 2308165, 2769798, 4616330, 6924495, 13848990, 27437057, 54874114, 82311171, 137185285, 164622342, 274370570, 411555855, 631052311, 823111710, 1262104622, 1893156933, 3155261555, 3786313866, 6310523110, 9465784665, 18931569330]

約数ペア:

[(1, 18931569330), (2, 9465784665), (3, 6310523110), (5, 3786313866), (6, 3155261555), (10, 1893156933), (15, 1262104622), (23, 823111710), (30, 631052311), (46, 411555855), (69, 274370570), (115, 164622342), (138, 137185285), (230, 82311171), (345, 54874114), (690, 27437057), (1367, 13848990), (2734, 6924495), (4101, 4616330), (6835, 2769798), (8202, 2308165), (13670, 1384899), (20071, 943230), (20505, 923266), (31441, 602130), (40142, 471615), (41010, 461633), (60213, 314410), (62882, 301065), (94323, 200710), (100355, 188646), (120426, 157205)]