2081862

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:266

約数の個数: 40

約数和(自身を含む): 4756752

約数和(自身を除く): 2674890

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 181, 213, 362, 426, 543, 639, 1086, 1278, 1629, 1917, 3258, 3834, 4887, 5751, 9774, 11502, 12851, 14661, 25702, 29322, 38553, 77106, 115659, 231318, 346977, 693954, 1040931, 2081862]

約数ペア:

[(1, 2081862), (2, 1040931), (3, 693954), (6, 346977), (9, 231318), (18, 115659), (27, 77106), (54, 38553), (71, 29322), (81, 25702), (142, 14661), (162, 12851), (181, 11502), (213, 9774), (362, 5751), (426, 4887), (543, 3834), (639, 3258), (1086, 1917), (1278, 1629)]