19625508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1657}}^1$

素因数の和:1721

約数の個数: 72

約数和(自身を含む): 57937152

約数和(自身を除く): 38311644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1657, 1692, 1974, 2961, 3314, 3948, 4971, 5922, 6628, 9942, 11599, 11844, 14913, 19884, 23198, 29826, 34797, 46396, 59652, 69594, 77879, 104391, 139188, 155758, 208782, 233637, 311516, 417564, 467274, 545153, 700911, 934548, 1090306, 1401822, 1635459, 2180612, 2803644, 3270918, 4906377, 6541836, 9812754, 19625508]

約数ペア:

[(1, 19625508), (2, 9812754), (3, 6541836), (4, 4906377), (6, 3270918), (7, 2803644), (9, 2180612), (12, 1635459), (14, 1401822), (18, 1090306), (21, 934548), (28, 700911), (36, 545153), (42, 467274), (47, 417564), (63, 311516), (84, 233637), (94, 208782), (126, 155758), (141, 139188), (188, 104391), (252, 77879), (282, 69594), (329, 59652), (423, 46396), (564, 34797), (658, 29826), (846, 23198), (987, 19884), (1316, 14913), (1657, 11844), (1692, 11599), (1974, 9942), (2961, 6628), (3314, 5922), (3948, 4971)]