19431183430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{271499}}^1$

素因数の和:271944

約数の個数: 32

約数和(自身を含む): 37121652000

約数和(自身を除く): 17690468570

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 421, 842, 2105, 4210, 7157, 14314, 35785, 71570, 271499, 542998, 1357495, 2714990, 4615483, 9230966, 23077415, 46154830, 114301079, 228602158, 571505395, 1143010790, 1943118343, 3886236686, 9715591715, 19431183430]

約数ペア:

[(1, 19431183430), (2, 9715591715), (5, 3886236686), (10, 1943118343), (17, 1143010790), (34, 571505395), (85, 228602158), (170, 114301079), (421, 46154830), (842, 23077415), (2105, 9230966), (4210, 4615483), (7157, 2714990), (14314, 1357495), (35785, 542998), (71570, 271499)]