18432700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1289}}^1$

素因数の和:1327

約数の個数: 72

約数和(自身を含む): 47028240

約数和(自身を除く): 28595540

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1289, 1300, 1430, 2578, 2860, 3575, 5156, 6445, 7150, 12890, 14179, 14300, 16757, 25780, 28358, 32225, 33514, 56716, 64450, 67028, 70895, 83785, 128900, 141790, 167570, 184327, 283580, 335140, 354475, 368654, 418925, 708950, 737308, 837850, 921635, 1417900, 1675700, 1843270, 3686540, 4608175, 9216350, 18432700]

約数ペア:

[(1, 18432700), (2, 9216350), (4, 4608175), (5, 3686540), (10, 1843270), (11, 1675700), (13, 1417900), (20, 921635), (22, 837850), (25, 737308), (26, 708950), (44, 418925), (50, 368654), (52, 354475), (55, 335140), (65, 283580), (100, 184327), (110, 167570), (130, 141790), (143, 128900), (220, 83785), (260, 70895), (275, 67028), (286, 64450), (325, 56716), (550, 33514), (572, 32225), (650, 28358), (715, 25780), (1100, 16757), (1289, 14300), (1300, 14179), (1430, 12890), (2578, 7150), (2860, 6445), (3575, 5156)]