19755768

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1248

約数の個数: 64

約数和(自身を含む): 53615520

約数和(自身を除く): 33859752

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 41, 51, 68, 82, 102, 123, 136, 164, 204, 246, 328, 408, 492, 697, 984, 1181, 1394, 2091, 2362, 2788, 3543, 4182, 4724, 5576, 7086, 8364, 9448, 14172, 16728, 20077, 28344, 40154, 48421, 60231, 80308, 96842, 120462, 145263, 160616, 193684, 240924, 290526, 387368, 481848, 581052, 823157, 1162104, 1646314, 2469471, 3292628, 4938942, 6585256, 9877884, 19755768]

約数ペア:

[(1, 19755768), (2, 9877884), (3, 6585256), (4, 4938942), (6, 3292628), (8, 2469471), (12, 1646314), (17, 1162104), (24, 823157), (34, 581052), (41, 481848), (51, 387368), (68, 290526), (82, 240924), (102, 193684), (123, 160616), (136, 145263), (164, 120462), (204, 96842), (246, 80308), (328, 60231), (408, 48421), (492, 40154), (697, 28344), (984, 20077), (1181, 16728), (1394, 14172), (2091, 9448), (2362, 8364), (2788, 7086), (3543, 5576), (4182, 4724)]