19839690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:604

約数の個数: 96

約数和(自身を含む): 57447936

約数和(自身を除く): 37608246

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 547, 558, 585, 806, 930, 1094, 1170, 1209, 1395, 1641, 2015, 2418, 2735, 2790, 3282, 3627, 4030, 4923, 5470, 6045, 7111, 7254, 8205, 9846, 12090, 14222, 16410, 16957, 18135, 21333, 24615, 33914, 35555, 36270, 42666, 49230, 50871, 63999, 71110, 84785, 101742, 106665, 127998, 152613, 169570, 213330, 220441, 254355, 305226, 319995, 440882, 508710, 639990, 661323, 763065, 1102205, 1322646, 1526130, 1983969, 2204410, 3306615, 3967938, 6613230, 9919845, 19839690]

約数ペア:

[(1, 19839690), (2, 9919845), (3, 6613230), (5, 3967938), (6, 3306615), (9, 2204410), (10, 1983969), (13, 1526130), (15, 1322646), (18, 1102205), (26, 763065), (30, 661323), (31, 639990), (39, 508710), (45, 440882), (62, 319995), (65, 305226), (78, 254355), (90, 220441), (93, 213330), (117, 169570), (130, 152613), (155, 127998), (186, 106665), (195, 101742), (234, 84785), (279, 71110), (310, 63999), (390, 50871), (403, 49230), (465, 42666), (547, 36270), (558, 35555), (585, 33914), (806, 24615), (930, 21333), (1094, 18135), (1170, 16957), (1209, 16410), (1395, 14222), (1641, 12090), (2015, 9846), (2418, 8205), (2735, 7254), (2790, 7111), (3282, 6045), (3627, 5470), (4030, 4923)]