18273440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6011}}^1$

素因数の和:6045

約数の個数: 48

約数和(自身を含む): 45450720

約数和(自身を除く): 27177280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 6011, 12022, 24044, 30055, 48088, 60110, 96176, 114209, 120220, 192352, 228418, 240440, 456836, 480880, 571045, 913672, 961760, 1142090, 1827344, 2284180, 3654688, 4568360, 9136720, 18273440]

約数ペア:

[(1, 18273440), (2, 9136720), (4, 4568360), (5, 3654688), (8, 2284180), (10, 1827344), (16, 1142090), (19, 961760), (20, 913672), (32, 571045), (38, 480880), (40, 456836), (76, 240440), (80, 228418), (95, 192352), (152, 120220), (160, 114209), (190, 96176), (304, 60110), (380, 48088), (608, 30055), (760, 24044), (1520, 12022), (3040, 6011)]