19864710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 57024000

約数和(自身を除く): 37159290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 43, 45, 54, 58, 59, 86, 87, 90, 118, 129, 135, 145, 174, 177, 215, 258, 261, 270, 290, 295, 354, 387, 430, 435, 522, 531, 590, 645, 774, 783, 870, 885, 1062, 1161, 1247, 1290, 1305, 1566, 1593, 1711, 1770, 1935, 2322, 2494, 2537, 2610, 2655, 3186, 3422, 3741, 3870, 3915, 5074, 5133, 5310, 5805, 6235, 7482, 7611, 7830, 7965, 8555, 10266, 11223, 11610, 12470, 12685, 15222, 15399, 15930, 17110, 18705, 22446, 22833, 25370, 25665, 30798, 33669, 37410, 38055, 45666, 46197, 51330, 56115, 67338, 68499, 73573, 76110, 76995, 92394, 112230, 114165, 136998, 147146, 153990, 168345, 220719, 228330, 230985, 336690, 342495, 367865, 441438, 461970, 662157, 684990, 735730, 1103595, 1324314, 1986471, 2207190, 3310785, 3972942, 6621570, 9932355, 19864710]

約数ペア:

[(1, 19864710), (2, 9932355), (3, 6621570), (5, 3972942), (6, 3310785), (9, 2207190), (10, 1986471), (15, 1324314), (18, 1103595), (27, 735730), (29, 684990), (30, 662157), (43, 461970), (45, 441438), (54, 367865), (58, 342495), (59, 336690), (86, 230985), (87, 228330), (90, 220719), (118, 168345), (129, 153990), (135, 147146), (145, 136998), (174, 114165), (177, 112230), (215, 92394), (258, 76995), (261, 76110), (270, 73573), (290, 68499), (295, 67338), (354, 56115), (387, 51330), (430, 46197), (435, 45666), (522, 38055), (531, 37410), (590, 33669), (645, 30798), (774, 25665), (783, 25370), (870, 22833), (885, 22446), (1062, 18705), (1161, 17110), (1247, 15930), (1290, 15399), (1305, 15222), (1566, 12685), (1593, 12470), (1711, 11610), (1770, 11223), (1935, 10266), (2322, 8555), (2494, 7965), (2537, 7830), (2610, 7611), (2655, 7482), (3186, 6235), (3422, 5805), (3741, 5310), (3870, 5133), (3915, 5074)]