20472492

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 50047200

約数和(自身を除く): 29574708

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 89, 116, 174, 178, 267, 348, 356, 534, 661, 1068, 1322, 1983, 2581, 2644, 3966, 5162, 7743, 7932, 10324, 15486, 19169, 30972, 38338, 57507, 58829, 76676, 115014, 117658, 176487, 230028, 235316, 352974, 705948, 1706041, 3412082, 5118123, 6824164, 10236246, 20472492]

約数ペア:

[(1, 20472492), (2, 10236246), (3, 6824164), (4, 5118123), (6, 3412082), (12, 1706041), (29, 705948), (58, 352974), (87, 235316), (89, 230028), (116, 176487), (174, 117658), (178, 115014), (267, 76676), (348, 58829), (356, 57507), (534, 38338), (661, 30972), (1068, 19169), (1322, 15486), (1983, 10324), (2581, 7932), (2644, 7743), (3966, 5162)]