19006380464

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1201111}}^1$

素因数の和:1201185

約数の個数: 40

約数和(自身を含む): 39319602432

約数和(自身を除く): 20313221968

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 7912, 15824, 1201111, 2402222, 4804444, 9608888, 19217776, 27625553, 51647773, 55251106, 103295546, 110502212, 206591092, 221004424, 413182184, 442008848, 826364368, 1187898779, 2375797558, 4751595116, 9503190232, 19006380464]

約数ペア:

[(1, 19006380464), (2, 9503190232), (4, 4751595116), (8, 2375797558), (16, 1187898779), (23, 826364368), (43, 442008848), (46, 413182184), (86, 221004424), (92, 206591092), (172, 110502212), (184, 103295546), (344, 55251106), (368, 51647773), (688, 27625553), (989, 19217776), (1978, 9608888), (3956, 4804444), (7912, 2402222), (15824, 1201111)]