19207936

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 44150400

約数和(自身を除く): 24942464

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 128, 152, 176, 209, 256, 304, 352, 359, 418, 608, 704, 718, 836, 1216, 1408, 1436, 1672, 2432, 2816, 2872, 3344, 3949, 4864, 5744, 6688, 6821, 7898, 11488, 13376, 13642, 15796, 22976, 26752, 27284, 31592, 45952, 53504, 54568, 63184, 75031, 91904, 109136, 126368, 150062, 218272, 252736, 300124, 436544, 505472, 600248, 873088, 1010944, 1200496, 1746176, 2400992, 4801984, 9603968, 19207936]

約数ペア:

[(1, 19207936), (2, 9603968), (4, 4801984), (8, 2400992), (11, 1746176), (16, 1200496), (19, 1010944), (22, 873088), (32, 600248), (38, 505472), (44, 436544), (64, 300124), (76, 252736), (88, 218272), (128, 150062), (152, 126368), (176, 109136), (209, 91904), (256, 75031), (304, 63184), (352, 54568), (359, 53504), (418, 45952), (608, 31592), (704, 27284), (718, 26752), (836, 22976), (1216, 15796), (1408, 13642), (1436, 13376), (1672, 11488), (2432, 7898), (2816, 6821), (2872, 6688), (3344, 5744), (3949, 4864)]