20199260488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7404421}}^1$

素因数の和:7404469

約数の個数: 32

約数和(自身を含む): 42649470720

約数和(自身を除く): 22450210232

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 7404421, 14808842, 29617684, 59235368, 81448631, 162897262, 229537051, 325794524, 459074102, 651589048, 918148204, 1836296408, 2524907561, 5049815122, 10099630244, 20199260488]

約数ペア:

[(1, 20199260488), (2, 10099630244), (4, 5049815122), (8, 2524907561), (11, 1836296408), (22, 918148204), (31, 651589048), (44, 459074102), (62, 325794524), (88, 229537051), (124, 162897262), (248, 81448631), (341, 59235368), (682, 29617684), (1364, 14808842), (2728, 7404421)]