18783990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1847}}^1$

素因数の和:1973

約数の個数: 48

約数和(自身を含む): 49297248

約数和(自身を除く): 30513258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 113, 226, 339, 565, 678, 1017, 1130, 1695, 1847, 2034, 3390, 3694, 5085, 5541, 9235, 10170, 11082, 16623, 18470, 27705, 33246, 55410, 83115, 166230, 208711, 417422, 626133, 1043555, 1252266, 1878399, 2087110, 3130665, 3756798, 6261330, 9391995, 18783990]

約数ペア:

[(1, 18783990), (2, 9391995), (3, 6261330), (5, 3756798), (6, 3130665), (9, 2087110), (10, 1878399), (15, 1252266), (18, 1043555), (30, 626133), (45, 417422), (90, 208711), (113, 166230), (226, 83115), (339, 55410), (565, 33246), (678, 27705), (1017, 18470), (1130, 16623), (1695, 11082), (1847, 10170), (2034, 9235), (3390, 5541), (3694, 5085)]