19873104

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 54853632

約数和(自身を除く): 34980528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 47, 48, 69, 92, 94, 138, 141, 184, 188, 276, 282, 368, 376, 383, 552, 564, 752, 766, 1081, 1104, 1128, 1149, 1532, 2162, 2256, 2298, 3064, 3243, 4324, 4596, 6128, 6486, 8648, 8809, 9192, 12972, 17296, 17618, 18001, 18384, 25944, 26427, 35236, 36002, 51888, 52854, 54003, 70472, 72004, 105708, 108006, 140944, 144008, 211416, 216012, 288016, 414023, 422832, 432024, 828046, 864048, 1242069, 1656092, 2484138, 3312184, 4968276, 6624368, 9936552, 19873104]

約数ペア:

[(1, 19873104), (2, 9936552), (3, 6624368), (4, 4968276), (6, 3312184), (8, 2484138), (12, 1656092), (16, 1242069), (23, 864048), (24, 828046), (46, 432024), (47, 422832), (48, 414023), (69, 288016), (92, 216012), (94, 211416), (138, 144008), (141, 140944), (184, 108006), (188, 105708), (276, 72004), (282, 70472), (368, 54003), (376, 52854), (383, 51888), (552, 36002), (564, 35236), (752, 26427), (766, 25944), (1081, 18384), (1104, 18001), (1128, 17618), (1149, 17296), (1532, 12972), (2162, 9192), (2256, 8809), (2298, 8648), (3064, 6486), (3243, 6128), (4324, 4596)]