19488770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1283}}^1$

素因数の和:1335

約数の個数: 48

約数和(自身を含む): 42156288

約数和(自身を除く): 22667518

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 1085, 1283, 1519, 2170, 2566, 3038, 6415, 7595, 8981, 12830, 15190, 17962, 39773, 44905, 62867, 79546, 89810, 125734, 198865, 278411, 314335, 397730, 556822, 628670, 1392055, 1948877, 2784110, 3897754, 9744385, 19488770]

約数ペア:

[(1, 19488770), (2, 9744385), (5, 3897754), (7, 2784110), (10, 1948877), (14, 1392055), (31, 628670), (35, 556822), (49, 397730), (62, 314335), (70, 278411), (98, 198865), (155, 125734), (217, 89810), (245, 79546), (310, 62867), (434, 44905), (490, 39773), (1085, 17962), (1283, 15190), (1519, 12830), (2170, 8981), (2566, 7595), (3038, 6415)]