18448829

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 23930880

約数和(自身を除く): 5482051

約数列:

[1, 7, 19, 23, 37, 133, 161, 163, 259, 437, 703, 851, 1141, 3059, 3097, 3749, 4921, 5957, 6031, 16169, 21679, 26243, 42217, 71231, 113183, 114589, 138713, 498617, 802123, 970991, 2635547, 18448829]

約数ペア:

[(1, 18448829), (7, 2635547), (19, 970991), (23, 802123), (37, 498617), (133, 138713), (161, 114589), (163, 113183), (259, 71231), (437, 42217), (703, 26243), (851, 21679), (1141, 16169), (3059, 6031), (3097, 5957), (3749, 4921)]