20361464

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1381}}^1$

素因数の和:1503

約数の個数: 32

約数和(自身を含む): 40630800

約数和(自身を除く): 20269336

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 776, 1381, 1843, 2762, 3686, 5524, 7372, 11048, 14744, 26239, 52478, 104956, 133957, 209912, 267914, 535828, 1071656, 2545183, 5090366, 10180732, 20361464]

約数ペア:

[(1, 20361464), (2, 10180732), (4, 5090366), (8, 2545183), (19, 1071656), (38, 535828), (76, 267914), (97, 209912), (152, 133957), (194, 104956), (388, 52478), (776, 26239), (1381, 14744), (1843, 11048), (2762, 7372), (3686, 5524)]