18925893

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1151}}^1$

素因数の和:1199

約数の個数: 40

約数和(自身を含む): 33454080

約数和(自身を除く): 14528187

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 783, 1151, 1827, 2349, 3453, 5481, 8057, 10359, 16443, 24171, 31077, 33379, 72513, 93231, 100137, 217539, 233653, 300411, 652617, 700959, 901233, 2102877, 2703699, 6308631, 18925893]

約数ペア:

[(1, 18925893), (3, 6308631), (7, 2703699), (9, 2102877), (21, 901233), (27, 700959), (29, 652617), (63, 300411), (81, 233653), (87, 217539), (189, 100137), (203, 93231), (261, 72513), (567, 33379), (609, 31077), (783, 24171), (1151, 16443), (1827, 10359), (2349, 8057), (3453, 5481)]