20102193987

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{619}}^1\times {\mathrm{7043}}^1$

素因数の和:7747

約数の個数: 32

約数和(自身を含む): 28299974400

約数和(自身を除く): 8197780413

約数列:

[1, 3, 29, 53, 87, 159, 619, 1537, 1857, 4611, 7043, 17951, 21129, 32807, 53853, 98421, 204247, 373279, 612741, 951403, 1119837, 2854209, 4359617, 10825091, 13078851, 32475273, 126428893, 231059701, 379286679, 693179103, 6700731329, 20102193987]

約数ペア:

[(1, 20102193987), (3, 6700731329), (29, 693179103), (53, 379286679), (87, 231059701), (159, 126428893), (619, 32475273), (1537, 13078851), (1857, 10825091), (4611, 4359617), (7043, 2854209), (17951, 1119837), (21129, 951403), (32807, 612741), (53853, 373279), (98421, 204247)]