20183852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 41395200

約数和(自身を除く): 21211348

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 659, 806, 988, 1178, 1318, 1612, 2356, 2636, 7657, 8567, 12521, 15314, 17134, 20429, 25042, 30628, 34268, 40858, 50084, 81716, 162773, 265577, 325546, 388151, 531154, 651092, 776302, 1062308, 1552604, 5045963, 10091926, 20183852]

約数ペア:

[(1, 20183852), (2, 10091926), (4, 5045963), (13, 1552604), (19, 1062308), (26, 776302), (31, 651092), (38, 531154), (52, 388151), (62, 325546), (76, 265577), (124, 162773), (247, 81716), (403, 50084), (494, 40858), (589, 34268), (659, 30628), (806, 25042), (988, 20429), (1178, 17134), (1318, 15314), (1612, 12521), (2356, 8567), (2636, 7657)]