18306880

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3011}}^1$

素因数の和:3047

約数の個数: 56

約数和(自身を含む): 45902880

約数和(自身を除く): 27596000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3011, 3040, 6022, 6080, 12044, 15055, 24088, 30110, 48176, 57209, 60220, 96352, 114418, 120440, 192704, 228836, 240880, 286045, 457672, 481760, 572090, 915344, 963520, 1144180, 1830688, 2288360, 3661376, 4576720, 9153440, 18306880]

約数ペア:

[(1, 18306880), (2, 9153440), (4, 4576720), (5, 3661376), (8, 2288360), (10, 1830688), (16, 1144180), (19, 963520), (20, 915344), (32, 572090), (38, 481760), (40, 457672), (64, 286045), (76, 240880), (80, 228836), (95, 192704), (152, 120440), (160, 114418), (190, 96352), (304, 60220), (320, 57209), (380, 48176), (608, 30110), (760, 24088), (1216, 15055), (1520, 12044), (3011, 6080), (3040, 6022)]