19864200088

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{821}}^1\times {\mathrm{97561}}^1$

素因数の和:98419

約数の個数: 32

約数和(自身を含む): 38494062720

約数和(自身を除く): 18629862632

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 821, 1642, 3284, 6568, 25451, 50902, 97561, 101804, 195122, 203608, 390244, 780488, 3024391, 6048782, 12097564, 24195128, 80097581, 160195162, 320390324, 640780648, 2483025011, 4966050022, 9932100044, 19864200088]

約数ペア:

[(1, 19864200088), (2, 9932100044), (4, 4966050022), (8, 2483025011), (31, 640780648), (62, 320390324), (124, 160195162), (248, 80097581), (821, 24195128), (1642, 12097564), (3284, 6048782), (6568, 3024391), (25451, 780488), (50902, 390244), (97561, 203608), (101804, 195122)]