20883072

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:498

約数の個数: 128

約数和(自身を含む): 67271040

約数和(自身を除く): 46387968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 64, 68, 84, 96, 102, 112, 119, 128, 136, 168, 192, 204, 224, 238, 272, 336, 357, 384, 408, 448, 457, 476, 544, 672, 714, 816, 896, 914, 952, 1088, 1344, 1371, 1428, 1632, 1828, 1904, 2176, 2688, 2742, 2856, 3199, 3264, 3656, 3808, 5484, 5712, 6398, 6528, 7312, 7616, 7769, 9597, 10968, 11424, 12796, 14624, 15232, 15538, 19194, 21936, 22848, 23307, 25592, 29248, 31076, 38388, 43872, 45696, 46614, 51184, 54383, 58496, 62152, 76776, 87744, 93228, 102368, 108766, 124304, 153552, 163149, 175488, 186456, 204736, 217532, 248608, 307104, 326298, 372912, 409472, 435064, 497216, 614208, 652596, 745824, 870128, 994432, 1228416, 1305192, 1491648, 1740256, 2610384, 2983296, 3480512, 5220768, 6961024, 10441536, 20883072]

約数ペア:

[(1, 20883072), (2, 10441536), (3, 6961024), (4, 5220768), (6, 3480512), (7, 2983296), (8, 2610384), (12, 1740256), (14, 1491648), (16, 1305192), (17, 1228416), (21, 994432), (24, 870128), (28, 745824), (32, 652596), (34, 614208), (42, 497216), (48, 435064), (51, 409472), (56, 372912), (64, 326298), (68, 307104), (84, 248608), (96, 217532), (102, 204736), (112, 186456), (119, 175488), (128, 163149), (136, 153552), (168, 124304), (192, 108766), (204, 102368), (224, 93228), (238, 87744), (272, 76776), (336, 62152), (357, 58496), (384, 54383), (408, 51184), (448, 46614), (457, 45696), (476, 43872), (544, 38388), (672, 31076), (714, 29248), (816, 25592), (896, 23307), (914, 22848), (952, 21936), (1088, 19194), (1344, 15538), (1371, 15232), (1428, 14624), (1632, 12796), (1828, 11424), (1904, 10968), (2176, 9597), (2688, 7769), (2742, 7616), (2856, 7312), (3199, 6528), (3264, 6398), (3656, 5712), (3808, 5484)]