28688176

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 66781440

約数和(自身を除く): 38093264

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 176, 184, 209, 253, 304, 368, 373, 418, 437, 506, 746, 836, 874, 1012, 1492, 1672, 1748, 2024, 2984, 3344, 3496, 4048, 4103, 4807, 5968, 6992, 7087, 8206, 8579, 9614, 14174, 16412, 17158, 19228, 28348, 32824, 34316, 38456, 56696, 65648, 68632, 76912, 77957, 94369, 113392, 137264, 155914, 163001, 188738, 311828, 326002, 377476, 623656, 652004, 754952, 1247312, 1304008, 1509904, 1793011, 2608016, 3586022, 7172044, 14344088, 28688176]

約数ペア:

[(1, 28688176), (2, 14344088), (4, 7172044), (8, 3586022), (11, 2608016), (16, 1793011), (19, 1509904), (22, 1304008), (23, 1247312), (38, 754952), (44, 652004), (46, 623656), (76, 377476), (88, 326002), (92, 311828), (152, 188738), (176, 163001), (184, 155914), (209, 137264), (253, 113392), (304, 94369), (368, 77957), (373, 76912), (418, 68632), (437, 65648), (506, 56696), (746, 38456), (836, 34316), (874, 32824), (1012, 28348), (1492, 19228), (1672, 17158), (1748, 16412), (2024, 14174), (2984, 9614), (3344, 8579), (3496, 8206), (4048, 7087), (4103, 6992), (4807, 5968)]