18087570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2208

約数の個数: 64

約数和(自身を含む): 49812480

約数和(自身を除く): 31724910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2161, 2790, 4185, 4322, 6483, 8370, 10805, 12966, 19449, 21610, 32415, 38898, 58347, 64830, 66991, 97245, 116694, 133982, 194490, 200973, 291735, 334955, 401946, 583470, 602919, 669910, 1004865, 1205838, 1808757, 2009730, 3014595, 3617514, 6029190, 9043785, 18087570]

約数ペア:

[(1, 18087570), (2, 9043785), (3, 6029190), (5, 3617514), (6, 3014595), (9, 2009730), (10, 1808757), (15, 1205838), (18, 1004865), (27, 669910), (30, 602919), (31, 583470), (45, 401946), (54, 334955), (62, 291735), (90, 200973), (93, 194490), (135, 133982), (155, 116694), (186, 97245), (270, 66991), (279, 64830), (310, 58347), (465, 38898), (558, 32415), (837, 21610), (930, 19449), (1395, 12966), (1674, 10805), (2161, 8370), (2790, 6483), (4185, 4322)]