20433936

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 55996416

約数和(自身を除く): 35562480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 83, 92, 138, 166, 184, 223, 249, 276, 332, 368, 446, 498, 552, 664, 669, 892, 996, 1104, 1328, 1338, 1784, 1909, 1992, 2676, 3568, 3818, 3984, 5129, 5352, 5727, 7636, 10258, 10704, 11454, 15272, 15387, 18509, 20516, 22908, 30544, 30774, 37018, 41032, 45816, 55527, 61548, 74036, 82064, 91632, 111054, 123096, 148072, 222108, 246192, 296144, 425707, 444216, 851414, 888432, 1277121, 1702828, 2554242, 3405656, 5108484, 6811312, 10216968, 20433936]

約数ペア:

[(1, 20433936), (2, 10216968), (3, 6811312), (4, 5108484), (6, 3405656), (8, 2554242), (12, 1702828), (16, 1277121), (23, 888432), (24, 851414), (46, 444216), (48, 425707), (69, 296144), (83, 246192), (92, 222108), (138, 148072), (166, 123096), (184, 111054), (223, 91632), (249, 82064), (276, 74036), (332, 61548), (368, 55527), (446, 45816), (498, 41032), (552, 37018), (664, 30774), (669, 30544), (892, 22908), (996, 20516), (1104, 18509), (1328, 15387), (1338, 15272), (1784, 11454), (1909, 10704), (1992, 10258), (2676, 7636), (3568, 5727), (3818, 5352), (3984, 5129)]