393739736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199261}}^1$

素因数の和:199299

約数の個数: 32

約数和(自身を含む): 836900400

約数和(自身を除く): 443160664

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 199261, 398522, 797044, 1594088, 2590393, 3785959, 5180786, 7571918, 10361572, 15143836, 20723144, 30287672, 49217467, 98434934, 196869868, 393739736]

約数ペア:

[(1, 393739736), (2, 196869868), (4, 98434934), (8, 49217467), (13, 30287672), (19, 20723144), (26, 15143836), (38, 10361572), (52, 7571918), (76, 5180786), (104, 3785959), (152, 2590393), (247, 1594088), (494, 797044), (988, 398522), (1976, 199261)]