219325132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{221989}}^1$

素因数の和:222025

約数の個数: 24

約数和(自身を含む): 435100400

約数和(自身を除く): 215775268

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 221989, 443978, 887956, 2885857, 4217791, 5771714, 8435582, 11543428, 16871164, 54831283, 109662566, 219325132]

約数ペア:

[(1, 219325132), (2, 109662566), (4, 54831283), (13, 16871164), (19, 11543428), (26, 8435582), (38, 5771714), (52, 4217791), (76, 2885857), (247, 887956), (494, 443978), (988, 221989)]