19502730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 55560960

約数和(自身を除く): 36058230

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 79, 90, 117, 130, 158, 195, 211, 234, 237, 390, 395, 422, 474, 585, 633, 711, 790, 1027, 1055, 1170, 1185, 1266, 1422, 1899, 2054, 2110, 2370, 2743, 3081, 3165, 3555, 3798, 5135, 5486, 6162, 6330, 7110, 8229, 9243, 9495, 10270, 13715, 15405, 16458, 16669, 18486, 18990, 24687, 27430, 30810, 33338, 41145, 46215, 49374, 50007, 82290, 83345, 92430, 100014, 123435, 150021, 166690, 216697, 246870, 250035, 300042, 433394, 500070, 650091, 750105, 1083485, 1300182, 1500210, 1950273, 2166970, 3250455, 3900546, 6500910, 9751365, 19502730]

約数ペア:

[(1, 19502730), (2, 9751365), (3, 6500910), (5, 3900546), (6, 3250455), (9, 2166970), (10, 1950273), (13, 1500210), (15, 1300182), (18, 1083485), (26, 750105), (30, 650091), (39, 500070), (45, 433394), (65, 300042), (78, 250035), (79, 246870), (90, 216697), (117, 166690), (130, 150021), (158, 123435), (195, 100014), (211, 92430), (234, 83345), (237, 82290), (390, 50007), (395, 49374), (422, 46215), (474, 41145), (585, 33338), (633, 30810), (711, 27430), (790, 24687), (1027, 18990), (1055, 18486), (1170, 16669), (1185, 16458), (1266, 15405), (1422, 13715), (1899, 10270), (2054, 9495), (2110, 9243), (2370, 8229), (2743, 7110), (3081, 6330), (3165, 6162), (3555, 5486), (3798, 5135)]