20199051328

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{1609}}^1\times {\mathrm{3701}}^1$

素因数の和:5375

約数の個数: 56

約数和(自身を含む): 40875188760

約数和(自身を除く): 20676137432

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 212, 424, 848, 1609, 1696, 3218, 3392, 3701, 6436, 7402, 12872, 14804, 25744, 29608, 51488, 59216, 85277, 102976, 118432, 170554, 196153, 236864, 341108, 392306, 682216, 784612, 1364432, 1569224, 2728864, 3138448, 5457728, 5954909, 6276896, 11909818, 12553792, 23819636, 47639272, 95278544, 190557088, 315610177, 381114176, 631220354, 1262440708, 2524881416, 5049762832, 10099525664, 20199051328]

約数ペア:

[(1, 20199051328), (2, 10099525664), (4, 5049762832), (8, 2524881416), (16, 1262440708), (32, 631220354), (53, 381114176), (64, 315610177), (106, 190557088), (212, 95278544), (424, 47639272), (848, 23819636), (1609, 12553792), (1696, 11909818), (3218, 6276896), (3392, 5954909), (3701, 5457728), (6436, 3138448), (7402, 2728864), (12872, 1569224), (14804, 1364432), (25744, 784612), (29608, 682216), (51488, 392306), (59216, 341108), (85277, 236864), (102976, 196153), (118432, 170554)]