20218224

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32401}}^1$

素因数の和:32425

約数の個数: 40

約数和(自身を含む): 56249872

約数和(自身を除く): 36031648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32401, 64802, 97203, 129604, 194406, 259208, 388812, 421213, 518416, 777624, 842426, 1263639, 1555248, 1684852, 2527278, 3369704, 5054556, 6739408, 10109112, 20218224]

約数ペア:

[(1, 20218224), (2, 10109112), (3, 6739408), (4, 5054556), (6, 3369704), (8, 2527278), (12, 1684852), (13, 1555248), (16, 1263639), (24, 842426), (26, 777624), (39, 518416), (48, 421213), (52, 388812), (78, 259208), (104, 194406), (156, 129604), (208, 97203), (312, 64802), (624, 32401)]