20354092

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 41489280

約数和(自身を除く): 21135188

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 97, 194, 209, 251, 388, 418, 502, 836, 1004, 1067, 1843, 2134, 2761, 3686, 4268, 4769, 5522, 7372, 9538, 11044, 19076, 20273, 24347, 40546, 48694, 52459, 81092, 97388, 104918, 209836, 267817, 462593, 535634, 925186, 1071268, 1850372, 5088523, 10177046, 20354092]

約数ペア:

[(1, 20354092), (2, 10177046), (4, 5088523), (11, 1850372), (19, 1071268), (22, 925186), (38, 535634), (44, 462593), (76, 267817), (97, 209836), (194, 104918), (209, 97388), (251, 81092), (388, 52459), (418, 48694), (502, 40546), (836, 24347), (1004, 20273), (1067, 19076), (1843, 11044), (2134, 9538), (2761, 7372), (3686, 5522), (4268, 4769)]