18138312

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{13259}}^1$

素因数の和:13290

約数の個数: 48

約数和(自身を含む): 51714000

約数和(自身を除く): 33575688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 13259, 26518, 39777, 53036, 79554, 106072, 119331, 159108, 238662, 251921, 318216, 477324, 503842, 755763, 954648, 1007684, 1511526, 2015368, 2267289, 3023052, 4534578, 6046104, 9069156, 18138312]

約数ペア:

[(1, 18138312), (2, 9069156), (3, 6046104), (4, 4534578), (6, 3023052), (8, 2267289), (9, 2015368), (12, 1511526), (18, 1007684), (19, 954648), (24, 755763), (36, 503842), (38, 477324), (57, 318216), (72, 251921), (76, 238662), (114, 159108), (152, 119331), (171, 106072), (228, 79554), (342, 53036), (456, 39777), (684, 26518), (1368, 13259)]