20122132085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1\times {\mathrm{601}}^1$

素因数の和:990

約数の個数: 64

約数和(自身を含む): 27712419840

約数和(自身を除く): 7590287755

約数列:

[1, 5, 11, 31, 55, 73, 155, 269, 341, 365, 601, 803, 1345, 1705, 2263, 2959, 3005, 4015, 6611, 8339, 11315, 14795, 18631, 19637, 24893, 33055, 41695, 43873, 91729, 93155, 98185, 124465, 161669, 204941, 216007, 219365, 458645, 482603, 608747, 808345, 1024705, 1080035, 1360063, 1778359, 2413015, 3043735, 5011739, 6696217, 6800315, 8891795, 11801837, 14960693, 25058695, 33481085, 55129129, 59009185, 74803465, 129820207, 275645645, 365856947, 649101035, 1829284735, 4024426417, 20122132085]

約数ペア:

[(1, 20122132085), (5, 4024426417), (11, 1829284735), (31, 649101035), (55, 365856947), (73, 275645645), (155, 129820207), (269, 74803465), (341, 59009185), (365, 55129129), (601, 33481085), (803, 25058695), (1345, 14960693), (1705, 11801837), (2263, 8891795), (2959, 6800315), (3005, 6696217), (4015, 5011739), (6611, 3043735), (8339, 2413015), (11315, 1778359), (14795, 1360063), (18631, 1080035), (19637, 1024705), (24893, 808345), (33055, 608747), (41695, 482603), (43873, 458645), (91729, 219365), (93155, 216007), (98185, 204941), (124465, 161669)]