19490432

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:110

約数の個数: 96

約数和(自身を含む): 45358380

約数和(自身を除く): 25867948

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 53, 64, 68, 104, 106, 128, 136, 169, 208, 212, 221, 272, 338, 416, 424, 442, 544, 676, 689, 832, 848, 884, 901, 1088, 1352, 1378, 1664, 1696, 1768, 1802, 2176, 2704, 2756, 2873, 3392, 3536, 3604, 5408, 5512, 5746, 6784, 7072, 7208, 8957, 10816, 11024, 11492, 11713, 14144, 14416, 17914, 21632, 22048, 22984, 23426, 28288, 28832, 35828, 44096, 45968, 46852, 57664, 71656, 88192, 91936, 93704, 115328, 143312, 152269, 183872, 187408, 286624, 304538, 367744, 374816, 573248, 609076, 749632, 1146496, 1218152, 1499264, 2436304, 4872608, 9745216, 19490432]

約数ペア:

[(1, 19490432), (2, 9745216), (4, 4872608), (8, 2436304), (13, 1499264), (16, 1218152), (17, 1146496), (26, 749632), (32, 609076), (34, 573248), (52, 374816), (53, 367744), (64, 304538), (68, 286624), (104, 187408), (106, 183872), (128, 152269), (136, 143312), (169, 115328), (208, 93704), (212, 91936), (221, 88192), (272, 71656), (338, 57664), (416, 46852), (424, 45968), (442, 44096), (544, 35828), (676, 28832), (689, 28288), (832, 23426), (848, 22984), (884, 22048), (901, 21632), (1088, 17914), (1352, 14416), (1378, 14144), (1664, 11713), (1696, 11492), (1768, 11024), (1802, 10816), (2176, 8957), (2704, 7208), (2756, 7072), (2873, 6784), (3392, 5746), (3536, 5512), (3604, 5408)]