20506633918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{787}}^1\times {\mathrm{1481}}^1$

素因数の和:2752

約数の個数: 32

約数和(自身を含む): 32511997440

約数和(自身を除く): 12005363522

約数列:

[1, 2, 19, 38, 463, 787, 926, 1481, 1574, 2962, 8797, 14953, 17594, 28139, 29906, 56278, 364381, 685703, 728762, 1165547, 1371406, 2331094, 6923239, 13028357, 13846478, 22145393, 26056714, 44290786, 539648261, 1079296522, 10253316959, 20506633918]

約数ペア:

[(1, 20506633918), (2, 10253316959), (19, 1079296522), (38, 539648261), (463, 44290786), (787, 26056714), (926, 22145393), (1481, 13846478), (1574, 13028357), (2962, 6923239), (8797, 2331094), (14953, 1371406), (17594, 1165547), (28139, 728762), (29906, 685703), (56278, 364381)]