18987987012

素因数分解:

$2^2\times 3^1\times {\mathrm{433}}^1\times {\mathrm{461}}^1\times {\mathrm{7927}}^1$

素因数の和:8828

約数の個数: 48

約数和(自身を含む): 44509567872

約数和(自身を除く): 25521580860

約数列:

[1, 2, 3, 4, 6, 12, 433, 461, 866, 922, 1299, 1383, 1732, 1844, 2598, 2766, 5196, 5532, 7927, 15854, 23781, 31708, 47562, 95124, 199613, 399226, 598839, 798452, 1197678, 2395356, 3432391, 3654347, 6864782, 7308694, 10297173, 10963041, 13729564, 14617388, 20594346, 21926082, 41188692, 43852164, 1582332251, 3164664502, 4746996753, 6329329004, 9493993506, 18987987012]

約数ペア:

[(1, 18987987012), (2, 9493993506), (3, 6329329004), (4, 4746996753), (6, 3164664502), (12, 1582332251), (433, 43852164), (461, 41188692), (866, 21926082), (922, 20594346), (1299, 14617388), (1383, 13729564), (1732, 10963041), (1844, 10297173), (2598, 7308694), (2766, 6864782), (5196, 3654347), (5532, 3432391), (7927, 2395356), (15854, 1197678), (23781, 798452), (31708, 598839), (47562, 399226), (95124, 199613)]