20145803778

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1900189}}^1$

素因数の和:1900247

約数の個数: 48

約数和(自身を含む): 47428742400

約数和(自身を除く): 27282938622

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 3534, 5301, 10602, 1900189, 3800378, 5700567, 11401134, 17101701, 34203402, 36103591, 58905859, 72207182, 108310773, 117811718, 176717577, 216621546, 324932319, 353435154, 530152731, 649864638, 1060305462, 1119211321, 2238422642, 3357633963, 6715267926, 10072901889, 20145803778]

約数ペア:

[(1, 20145803778), (2, 10072901889), (3, 6715267926), (6, 3357633963), (9, 2238422642), (18, 1119211321), (19, 1060305462), (31, 649864638), (38, 530152731), (57, 353435154), (62, 324932319), (93, 216621546), (114, 176717577), (171, 117811718), (186, 108310773), (279, 72207182), (342, 58905859), (558, 36103591), (589, 34203402), (1178, 17101701), (1767, 11401134), (3534, 5700567), (5301, 3800378), (10602, 1900189)]