201908642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{631}}^1$

素因数の和:1074

約数の個数: 32

約数和(自身を含む): 338064384

約数和(自身を除く): 136155742

約数列:

[1, 2, 13, 26, 31, 62, 397, 403, 631, 794, 806, 1262, 5161, 8203, 10322, 12307, 16406, 19561, 24614, 39122, 159991, 250507, 254293, 319982, 501014, 508586, 3256591, 6513182, 7765717, 15531434, 100954321, 201908642]

約数ペア:

[(1, 201908642), (2, 100954321), (13, 15531434), (26, 7765717), (31, 6513182), (62, 3256591), (397, 508586), (403, 501014), (631, 319982), (794, 254293), (806, 250507), (1262, 159991), (5161, 39122), (8203, 24614), (10322, 19561), (12307, 16406)]