19646994

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1993}}^1$

素因数の和:2082

約数の個数: 32

約数和(自身を含む): 41347584

約数和(自身を除く): 21700590

約数列:

[1, 2, 3, 6, 31, 53, 62, 93, 106, 159, 186, 318, 1643, 1993, 3286, 3986, 4929, 5979, 9858, 11958, 61783, 105629, 123566, 185349, 211258, 316887, 370698, 633774, 3274499, 6548998, 9823497, 19646994]

約数ペア:

[(1, 19646994), (2, 9823497), (3, 6548998), (6, 3274499), (31, 633774), (53, 370698), (62, 316887), (93, 211258), (106, 185349), (159, 123566), (186, 105629), (318, 61783), (1643, 11958), (1993, 9858), (3286, 5979), (3986, 4929)]