19642875

素因数分解:

$3^1\times 5^3\times 7^2\times {\mathrm{1069}}^1$

素因数の和:1101

約数の個数: 48

約数和(自身を含む): 38057760

約数和(自身を除く): 18414885

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 125, 147, 175, 245, 375, 525, 735, 875, 1069, 1225, 2625, 3207, 3675, 5345, 6125, 7483, 16035, 18375, 22449, 26725, 37415, 52381, 80175, 112245, 133625, 157143, 187075, 261905, 400875, 561225, 785715, 935375, 1309525, 2806125, 3928575, 6547625, 19642875]

約数ペア:

[(1, 19642875), (3, 6547625), (5, 3928575), (7, 2806125), (15, 1309525), (21, 935375), (25, 785715), (35, 561225), (49, 400875), (75, 261905), (105, 187075), (125, 157143), (147, 133625), (175, 112245), (245, 80175), (375, 52381), (525, 37415), (735, 26725), (875, 22449), (1069, 18375), (1225, 16035), (2625, 7483), (3207, 6125), (3675, 5345)]