19501428

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 47222784

約数和(自身を除く): 27721356

約数列:

[1, 2, 3, 4, 6, 12, 47, 71, 94, 141, 142, 188, 213, 282, 284, 426, 487, 564, 852, 974, 1461, 1948, 2922, 3337, 5844, 6674, 10011, 13348, 20022, 22889, 34577, 40044, 45778, 68667, 69154, 91556, 103731, 137334, 138308, 207462, 274668, 414924, 1625119, 3250238, 4875357, 6500476, 9750714, 19501428]

約数ペア:

[(1, 19501428), (2, 9750714), (3, 6500476), (4, 4875357), (6, 3250238), (12, 1625119), (47, 414924), (71, 274668), (94, 207462), (141, 138308), (142, 137334), (188, 103731), (213, 91556), (282, 69154), (284, 68667), (426, 45778), (487, 40044), (564, 34577), (852, 22889), (974, 20022), (1461, 13348), (1948, 10011), (2922, 6674), (3337, 5844)]