20194304

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:111

約数の個数: 88

約数和(自身を含む): 45738168

約数和(自身を除く): 25543864

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 41, 52, 64, 74, 82, 104, 128, 148, 164, 208, 256, 296, 328, 416, 481, 512, 533, 592, 656, 832, 962, 1024, 1066, 1184, 1312, 1517, 1664, 1924, 2132, 2368, 2624, 3034, 3328, 3848, 4264, 4736, 5248, 6068, 6656, 7696, 8528, 9472, 10496, 12136, 13312, 15392, 17056, 18944, 19721, 20992, 24272, 30784, 34112, 37888, 39442, 41984, 48544, 61568, 68224, 78884, 97088, 123136, 136448, 157768, 194176, 246272, 272896, 315536, 388352, 492544, 545792, 631072, 776704, 1262144, 1553408, 2524288, 5048576, 10097152, 20194304]

約数ペア:

[(1, 20194304), (2, 10097152), (4, 5048576), (8, 2524288), (13, 1553408), (16, 1262144), (26, 776704), (32, 631072), (37, 545792), (41, 492544), (52, 388352), (64, 315536), (74, 272896), (82, 246272), (104, 194176), (128, 157768), (148, 136448), (164, 123136), (208, 97088), (256, 78884), (296, 68224), (328, 61568), (416, 48544), (481, 41984), (512, 39442), (533, 37888), (592, 34112), (656, 30784), (832, 24272), (962, 20992), (1024, 19721), (1066, 18944), (1184, 17056), (1312, 15392), (1517, 13312), (1664, 12136), (1924, 10496), (2132, 9472), (2368, 8528), (2624, 7696), (3034, 6656), (3328, 6068), (3848, 5248), (4264, 4736)]