19808952

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 51179520

約数和(自身を除く): 31370568

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 97, 127, 134, 194, 201, 254, 268, 291, 381, 388, 402, 508, 536, 582, 762, 776, 804, 1016, 1164, 1524, 1608, 2328, 3048, 6499, 8509, 12319, 12998, 17018, 19497, 24638, 25527, 25996, 34036, 36957, 38994, 49276, 51054, 51992, 68072, 73914, 77988, 98552, 102108, 147828, 155976, 204216, 295656, 825373, 1650746, 2476119, 3301492, 4952238, 6602984, 9904476, 19808952]

約数ペア:

[(1, 19808952), (2, 9904476), (3, 6602984), (4, 4952238), (6, 3301492), (8, 2476119), (12, 1650746), (24, 825373), (67, 295656), (97, 204216), (127, 155976), (134, 147828), (194, 102108), (201, 98552), (254, 77988), (268, 73914), (291, 68072), (381, 51992), (388, 51054), (402, 49276), (508, 38994), (536, 36957), (582, 34036), (762, 25996), (776, 25527), (804, 24638), (1016, 19497), (1164, 17018), (1524, 12998), (1608, 12319), (2328, 8509), (3048, 6499)]