18661944

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{2267}}^1$

素因数の和:2297

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 35770056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 343, 392, 588, 686, 1029, 1176, 1372, 2058, 2267, 2744, 4116, 4534, 6801, 8232, 9068, 13602, 15869, 18136, 27204, 31738, 47607, 54408, 63476, 95214, 111083, 126952, 190428, 222166, 333249, 380856, 444332, 666498, 777581, 888664, 1332996, 1555162, 2332743, 2665992, 3110324, 4665486, 6220648, 9330972, 18661944]

約数ペア:

[(1, 18661944), (2, 9330972), (3, 6220648), (4, 4665486), (6, 3110324), (7, 2665992), (8, 2332743), (12, 1555162), (14, 1332996), (21, 888664), (24, 777581), (28, 666498), (42, 444332), (49, 380856), (56, 333249), (84, 222166), (98, 190428), (147, 126952), (168, 111083), (196, 95214), (294, 63476), (343, 54408), (392, 47607), (588, 31738), (686, 27204), (1029, 18136), (1176, 15869), (1372, 13602), (2058, 9068), (2267, 8232), (2744, 6801), (4116, 4534)]