19722912

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1$

素因数の和:1026

約数の個数: 96

約数和(自身を含む): 59512320

約数和(自身を除く): 39789408

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 66, 76, 88, 96, 114, 132, 152, 176, 209, 228, 264, 304, 352, 418, 456, 528, 608, 627, 836, 912, 983, 1056, 1254, 1672, 1824, 1966, 2508, 2949, 3344, 3932, 5016, 5898, 6688, 7864, 10032, 10813, 11796, 15728, 18677, 20064, 21626, 23592, 31456, 32439, 37354, 43252, 47184, 56031, 64878, 74708, 86504, 94368, 112062, 129756, 149416, 173008, 205447, 224124, 259512, 298832, 346016, 410894, 448248, 519024, 597664, 616341, 821788, 896496, 1038048, 1232682, 1643576, 1792992, 2465364, 3287152, 4930728, 6574304, 9861456, 19722912]

約数ペア:

[(1, 19722912), (2, 9861456), (3, 6574304), (4, 4930728), (6, 3287152), (8, 2465364), (11, 1792992), (12, 1643576), (16, 1232682), (19, 1038048), (22, 896496), (24, 821788), (32, 616341), (33, 597664), (38, 519024), (44, 448248), (48, 410894), (57, 346016), (66, 298832), (76, 259512), (88, 224124), (96, 205447), (114, 173008), (132, 149416), (152, 129756), (176, 112062), (209, 94368), (228, 86504), (264, 74708), (304, 64878), (352, 56031), (418, 47184), (456, 43252), (528, 37354), (608, 32439), (627, 31456), (836, 23592), (912, 21626), (983, 20064), (1056, 18677), (1254, 15728), (1672, 11796), (1824, 10813), (1966, 10032), (2508, 7864), (2949, 6688), (3344, 5898), (3932, 5016)]