18692370

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:557

約数の個数: 80

約数和(自身を含む): 51435648

約数和(自身を除く): 32743278

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 81, 90, 94, 135, 141, 162, 235, 270, 282, 405, 423, 470, 491, 705, 810, 846, 982, 1269, 1410, 1473, 2115, 2455, 2538, 2946, 3807, 4230, 4419, 4910, 6345, 7365, 7614, 8838, 12690, 13257, 14730, 19035, 22095, 23077, 26514, 38070, 39771, 44190, 46154, 66285, 69231, 79542, 115385, 132570, 138462, 198855, 207693, 230770, 346155, 397710, 415386, 623079, 692310, 1038465, 1246158, 1869237, 2076930, 3115395, 3738474, 6230790, 9346185, 18692370]

約数ペア:

[(1, 18692370), (2, 9346185), (3, 6230790), (5, 3738474), (6, 3115395), (9, 2076930), (10, 1869237), (15, 1246158), (18, 1038465), (27, 692310), (30, 623079), (45, 415386), (47, 397710), (54, 346155), (81, 230770), (90, 207693), (94, 198855), (135, 138462), (141, 132570), (162, 115385), (235, 79542), (270, 69231), (282, 66285), (405, 46154), (423, 44190), (470, 39771), (491, 38070), (705, 26514), (810, 23077), (846, 22095), (982, 19035), (1269, 14730), (1410, 13257), (1473, 12690), (2115, 8838), (2455, 7614), (2538, 7365), (2946, 6345), (3807, 4910), (4230, 4419)]