20298459

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 30468096

約数和(自身を除く): 10169637

約数列:

[1, 3, 17, 31, 37, 51, 93, 111, 347, 527, 629, 1041, 1147, 1581, 1887, 3441, 5899, 10757, 12839, 17697, 19499, 32271, 38517, 58497, 182869, 218263, 398009, 548607, 654789, 1194027, 6766153, 20298459]

約数ペア:

[(1, 20298459), (3, 6766153), (17, 1194027), (31, 654789), (37, 548607), (51, 398009), (93, 218263), (111, 182869), (347, 58497), (527, 38517), (629, 32271), (1041, 19499), (1147, 17697), (1581, 12839), (1887, 10757), (3441, 5899)]