1820988

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1323

約数の個数: 48

約数和(自身を含む): 5088160

約数和(自身を除く): 3267172

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1297, 1404, 2594, 3891, 5188, 7782, 11673, 15564, 16861, 23346, 33722, 35019, 46692, 50583, 67444, 70038, 101166, 140076, 151749, 202332, 303498, 455247, 606996, 910494, 1820988]

約数ペア:

[(1, 1820988), (2, 910494), (3, 606996), (4, 455247), (6, 303498), (9, 202332), (12, 151749), (13, 140076), (18, 101166), (26, 70038), (27, 67444), (36, 50583), (39, 46692), (52, 35019), (54, 33722), (78, 23346), (108, 16861), (117, 15564), (156, 11673), (234, 7782), (351, 5188), (468, 3891), (702, 2594), (1297, 1404)]