18991170012

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{181553}}^1$

素因数の和:181962

約数の個数: 48

約数和(自身を含む): 46361629440

約数和(自身を除く): 27370459428

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 379, 758, 1137, 1516, 2274, 4548, 8717, 17434, 26151, 34868, 52302, 104604, 181553, 363106, 544659, 726212, 1089318, 2178636, 4175719, 8351438, 12527157, 16702876, 25054314, 50108628, 68808587, 137617174, 206425761, 275234348, 412851522, 825703044, 1582597501, 3165195002, 4747792503, 6330390004, 9495585006, 18991170012]

約数ペア:

[(1, 18991170012), (2, 9495585006), (3, 6330390004), (4, 4747792503), (6, 3165195002), (12, 1582597501), (23, 825703044), (46, 412851522), (69, 275234348), (92, 206425761), (138, 137617174), (276, 68808587), (379, 50108628), (758, 25054314), (1137, 16702876), (1516, 12527157), (2274, 8351438), (4548, 4175719), (8717, 2178636), (17434, 1089318), (26151, 726212), (34868, 544659), (52302, 363106), (104604, 181553)]