20802180078

素因数分解:

$2^1\times 3^4\times {\mathrm{5669}}^1\times {\mathrm{22651}}^1$

素因数の和:28334

約数の個数: 40

約数和(自身を含む): 46622572920

約数和(自身を除く): 25820392842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 5669, 11338, 17007, 22651, 34014, 45302, 51021, 67953, 102042, 135906, 153063, 203859, 306126, 407718, 459189, 611577, 918378, 1223154, 1834731, 3669462, 128408519, 256817038, 385225557, 770451114, 1155676671, 2311353342, 3467030013, 6934060026, 10401090039, 20802180078]

約数ペア:

[(1, 20802180078), (2, 10401090039), (3, 6934060026), (6, 3467030013), (9, 2311353342), (18, 1155676671), (27, 770451114), (54, 385225557), (81, 256817038), (162, 128408519), (5669, 3669462), (11338, 1834731), (17007, 1223154), (22651, 918378), (34014, 611577), (45302, 459189), (51021, 407718), (67953, 306126), (102042, 203859), (135906, 153063)]