20865114

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{59}}^2$

素因数の和:169

約数の個数: 60

約数和(自身を含む): 48844554

約数和(自身を除く): 27979440

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 59, 74, 81, 111, 118, 162, 177, 222, 333, 354, 531, 666, 999, 1062, 1593, 1998, 2183, 2997, 3186, 3481, 4366, 4779, 5994, 6549, 6962, 9558, 10443, 13098, 19647, 20886, 31329, 39294, 58941, 62658, 93987, 117882, 128797, 176823, 187974, 257594, 281961, 353646, 386391, 563922, 772782, 1159173, 2318346, 3477519, 6955038, 10432557, 20865114]

約数ペア:

[(1, 20865114), (2, 10432557), (3, 6955038), (6, 3477519), (9, 2318346), (18, 1159173), (27, 772782), (37, 563922), (54, 386391), (59, 353646), (74, 281961), (81, 257594), (111, 187974), (118, 176823), (162, 128797), (177, 117882), (222, 93987), (333, 62658), (354, 58941), (531, 39294), (666, 31329), (999, 20886), (1062, 19647), (1593, 13098), (1998, 10443), (2183, 9558), (2997, 6962), (3186, 6549), (3481, 5994), (4366, 4779)]