18438588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3851}}^1$

素因数の和:3887

約数の個数: 72

約数和(自身を含む): 56085120

約数和(自身を除く): 37646532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 3851, 4788, 7702, 11553, 15404, 23106, 26957, 34659, 46212, 53914, 69318, 73169, 80871, 107828, 138636, 146338, 161742, 219507, 242613, 292676, 323484, 439014, 485226, 512183, 658521, 878028, 970452, 1024366, 1317042, 1536549, 2048732, 2634084, 3073098, 4609647, 6146196, 9219294, 18438588]

約数ペア:

[(1, 18438588), (2, 9219294), (3, 6146196), (4, 4609647), (6, 3073098), (7, 2634084), (9, 2048732), (12, 1536549), (14, 1317042), (18, 1024366), (19, 970452), (21, 878028), (28, 658521), (36, 512183), (38, 485226), (42, 439014), (57, 323484), (63, 292676), (76, 242613), (84, 219507), (114, 161742), (126, 146338), (133, 138636), (171, 107828), (228, 80871), (252, 73169), (266, 69318), (342, 53914), (399, 46212), (532, 34659), (684, 26957), (798, 23106), (1197, 15404), (1596, 11553), (2394, 7702), (3851, 4788)]