19558041904

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{122741}}^1$

素因数の和:123205

約数の個数: 40

約数和(自身を含む): 39632900832

約数和(自身を除く): 20074858928

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 433, 866, 1732, 3464, 6928, 9959, 19918, 39836, 79672, 122741, 159344, 245482, 490964, 981928, 1963856, 2823043, 5646086, 11292172, 22584344, 45168688, 53146853, 106293706, 212587412, 425174824, 850349648, 1222377619, 2444755238, 4889510476, 9779020952, 19558041904]

約数ペア:

[(1, 19558041904), (2, 9779020952), (4, 4889510476), (8, 2444755238), (16, 1222377619), (23, 850349648), (46, 425174824), (92, 212587412), (184, 106293706), (368, 53146853), (433, 45168688), (866, 22584344), (1732, 11292172), (3464, 5646086), (6928, 2823043), (9959, 1963856), (19918, 981928), (39836, 490964), (79672, 245482), (122741, 159344)]