20489376

素因数分解:

$2^5\times 3^1\times {\mathrm{53}}^1\times {\mathrm{4027}}^1$

素因数の和:4093

約数の個数: 48

約数和(自身を含む): 54813024

約数和(自身を除く): 34323648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 96, 106, 159, 212, 318, 424, 636, 848, 1272, 1696, 2544, 4027, 5088, 8054, 12081, 16108, 24162, 32216, 48324, 64432, 96648, 128864, 193296, 213431, 386592, 426862, 640293, 853724, 1280586, 1707448, 2561172, 3414896, 5122344, 6829792, 10244688, 20489376]

約数ペア:

[(1, 20489376), (2, 10244688), (3, 6829792), (4, 5122344), (6, 3414896), (8, 2561172), (12, 1707448), (16, 1280586), (24, 853724), (32, 640293), (48, 426862), (53, 386592), (96, 213431), (106, 193296), (159, 128864), (212, 96648), (318, 64432), (424, 48324), (636, 32216), (848, 24162), (1272, 16108), (1696, 12081), (2544, 8054), (4027, 5088)]