19613612277

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1721}}^1\times {\mathrm{9521}}^1$

素因数の和:11274

約数の個数: 48

約数和(自身を含む): 34105518720

約数和(自身を除く): 14491906443

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 1721, 5163, 9521, 12047, 15489, 28563, 32699, 36141, 66647, 85689, 98097, 108423, 180899, 199941, 228893, 294291, 542697, 599823, 686679, 1266293, 1628091, 2060037, 3798879, 11396637, 16385641, 49156923, 114699487, 147470769, 311327179, 344098461, 933981537, 1032295383, 2179290253, 2801944611, 6537870759, 19613612277]

約数ペア:

[(1, 19613612277), (3, 6537870759), (7, 2801944611), (9, 2179290253), (19, 1032295383), (21, 933981537), (57, 344098461), (63, 311327179), (133, 147470769), (171, 114699487), (399, 49156923), (1197, 16385641), (1721, 11396637), (5163, 3798879), (9521, 2060037), (12047, 1628091), (15489, 1266293), (28563, 686679), (32699, 599823), (36141, 542697), (66647, 294291), (85689, 228893), (98097, 199941), (108423, 180899)]