18843930

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{4273}}^1$

素因数の和:4300

約数の個数: 72

約数和(自身を含む): 57006612

約数和(自身を除く): 38162682

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4273, 4410, 8546, 12819, 21365, 25638, 29911, 38457, 42730, 59822, 64095, 76914, 89733, 128190, 149555, 179466, 192285, 209377, 269199, 299110, 384570, 418754, 448665, 538398, 628131, 897330, 1046885, 1256262, 1345995, 1884393, 2093770, 2691990, 3140655, 3768786, 6281310, 9421965, 18843930]

約数ペア:

[(1, 18843930), (2, 9421965), (3, 6281310), (5, 3768786), (6, 3140655), (7, 2691990), (9, 2093770), (10, 1884393), (14, 1345995), (15, 1256262), (18, 1046885), (21, 897330), (30, 628131), (35, 538398), (42, 448665), (45, 418754), (49, 384570), (63, 299110), (70, 269199), (90, 209377), (98, 192285), (105, 179466), (126, 149555), (147, 128190), (210, 89733), (245, 76914), (294, 64095), (315, 59822), (441, 42730), (490, 38457), (630, 29911), (735, 25638), (882, 21365), (1470, 12819), (2205, 8546), (4273, 4410)]