19717416

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 57493800

約数和(自身を除く): 37776384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 89, 102, 136, 153, 178, 181, 204, 267, 306, 356, 362, 408, 534, 543, 612, 712, 724, 801, 1068, 1086, 1224, 1448, 1513, 1602, 1629, 2136, 2172, 3026, 3077, 3204, 3258, 4344, 4539, 6052, 6154, 6408, 6516, 9078, 9231, 12104, 12308, 13032, 13617, 16109, 18156, 18462, 24616, 27234, 27693, 32218, 36312, 36924, 48327, 54468, 55386, 64436, 73848, 96654, 108936, 110772, 128872, 144981, 193308, 221544, 273853, 289962, 386616, 547706, 579924, 821559, 1095412, 1159848, 1643118, 2190824, 2464677, 3286236, 4929354, 6572472, 9858708, 19717416]

約数ペア:

[(1, 19717416), (2, 9858708), (3, 6572472), (4, 4929354), (6, 3286236), (8, 2464677), (9, 2190824), (12, 1643118), (17, 1159848), (18, 1095412), (24, 821559), (34, 579924), (36, 547706), (51, 386616), (68, 289962), (72, 273853), (89, 221544), (102, 193308), (136, 144981), (153, 128872), (178, 110772), (181, 108936), (204, 96654), (267, 73848), (306, 64436), (356, 55386), (362, 54468), (408, 48327), (534, 36924), (543, 36312), (612, 32218), (712, 27693), (724, 27234), (801, 24616), (1068, 18462), (1086, 18156), (1224, 16109), (1448, 13617), (1513, 13032), (1602, 12308), (1629, 12104), (2136, 9231), (2172, 9078), (3026, 6516), (3077, 6408), (3204, 6154), (3258, 6052), (4344, 4539)]