19406284

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{491}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 35004816

約数和(自身を除く): 15598532

約数列:

[1, 2, 4, 41, 82, 164, 241, 482, 491, 964, 982, 1964, 9881, 19762, 20131, 39524, 40262, 80524, 118331, 236662, 473324, 4851571, 9703142, 19406284]

約数ペア:

[(1, 19406284), (2, 9703142), (4, 4851571), (41, 473324), (82, 236662), (164, 118331), (241, 80524), (482, 40262), (491, 39524), (964, 20131), (982, 19762), (1964, 9881)]