2218996988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{3967}}^1$

素因数の和:4362

約数の個数: 48

約数和(自身を含む): 4330389504

約数和(自身を除く): 2111392516

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 347, 403, 694, 806, 1388, 1612, 3967, 4511, 7934, 9022, 10757, 15868, 18044, 21514, 43028, 51571, 103142, 122977, 139841, 206284, 245954, 279682, 491908, 559364, 1376549, 1598701, 2753098, 3197402, 5506196, 6394804, 17895137, 35790274, 42673019, 71580548, 85346038, 170692076, 554749247, 1109498494, 2218996988]

約数ペア:

[(1, 2218996988), (2, 1109498494), (4, 554749247), (13, 170692076), (26, 85346038), (31, 71580548), (52, 42673019), (62, 35790274), (124, 17895137), (347, 6394804), (403, 5506196), (694, 3197402), (806, 2753098), (1388, 1598701), (1612, 1376549), (3967, 559364), (4511, 491908), (7934, 279682), (9022, 245954), (10757, 206284), (15868, 139841), (18044, 122977), (21514, 103142), (43028, 51571)]