18745039710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{136397}}^1$

素因数の和:136922

約数の個数: 64

約数和(自身を含む): 50085345600

約数和(自身を除く): 31340305890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 509, 1018, 1527, 2545, 3054, 4581, 5090, 7635, 9162, 13743, 15270, 22905, 27486, 45810, 68715, 136397, 137430, 272794, 409191, 681985, 818382, 1227573, 1363970, 2045955, 2455146, 3682719, 4091910, 6137865, 7365438, 12275730, 18413595, 36827190, 69426073, 138852146, 208278219, 347130365, 416556438, 624834657, 694260730, 1041391095, 1249669314, 1874503971, 2082782190, 3124173285, 3749007942, 6248346570, 9372519855, 18745039710]

約数ペア:

[(1, 18745039710), (2, 9372519855), (3, 6248346570), (5, 3749007942), (6, 3124173285), (9, 2082782190), (10, 1874503971), (15, 1249669314), (18, 1041391095), (27, 694260730), (30, 624834657), (45, 416556438), (54, 347130365), (90, 208278219), (135, 138852146), (270, 69426073), (509, 36827190), (1018, 18413595), (1527, 12275730), (2545, 7365438), (3054, 6137865), (4581, 4091910), (5090, 3682719), (7635, 2455146), (9162, 2045955), (13743, 1363970), (15270, 1227573), (22905, 818382), (27486, 681985), (45810, 409191), (68715, 272794), (136397, 137430)]