18268908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2753}}^1$

素因数の和:2846

約数の個数: 48

約数和(自身を含む): 49351680

約数和(自身を除く): 31082772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 2753, 3318, 5506, 6636, 8259, 11012, 16518, 19271, 33036, 38542, 57813, 77084, 115626, 217487, 231252, 434974, 652461, 869948, 1304922, 1522409, 2609844, 3044818, 4567227, 6089636, 9134454, 18268908]

約数ペア:

[(1, 18268908), (2, 9134454), (3, 6089636), (4, 4567227), (6, 3044818), (7, 2609844), (12, 1522409), (14, 1304922), (21, 869948), (28, 652461), (42, 434974), (79, 231252), (84, 217487), (158, 115626), (237, 77084), (316, 57813), (474, 38542), (553, 33036), (948, 19271), (1106, 16518), (1659, 11012), (2212, 8259), (2753, 6636), (3318, 5506)]