81845959216

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38461447}}^1$

素因数の和:38461481

約数の個数: 40

約数和(自身を含む): 190768782080

約数和(自身を除く): 108922822864

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 38461447, 76922894, 153845788, 269230129, 307691576, 538460258, 615383152, 730767493, 1076920516, 1461534986, 2153841032, 2923069972, 4307682064, 5115372451, 5846139944, 10230744902, 11692279888, 20461489804, 40922979608, 81845959216]

約数ペア:

[(1, 81845959216), (2, 40922979608), (4, 20461489804), (7, 11692279888), (8, 10230744902), (14, 5846139944), (16, 5115372451), (19, 4307682064), (28, 2923069972), (38, 2153841032), (56, 1461534986), (76, 1076920516), (112, 730767493), (133, 615383152), (152, 538460258), (266, 307691576), (304, 269230129), (532, 153845788), (1064, 76922894), (2128, 38461447)]