16809832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 36691200

約数和(自身を除く): 19881368

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 47, 52, 76, 94, 104, 152, 181, 188, 247, 362, 376, 494, 611, 724, 893, 988, 1222, 1448, 1786, 1976, 2353, 2444, 3439, 3572, 4706, 4888, 6878, 7144, 8507, 9412, 11609, 13756, 17014, 18824, 23218, 27512, 34028, 44707, 46436, 68056, 89414, 92872, 110591, 161633, 178828, 221182, 323266, 357656, 442364, 646532, 884728, 1293064, 2101229, 4202458, 8404916, 16809832]

約数ペア:

[(1, 16809832), (2, 8404916), (4, 4202458), (8, 2101229), (13, 1293064), (19, 884728), (26, 646532), (38, 442364), (47, 357656), (52, 323266), (76, 221182), (94, 178828), (104, 161633), (152, 110591), (181, 92872), (188, 89414), (247, 68056), (362, 46436), (376, 44707), (494, 34028), (611, 27512), (724, 23218), (893, 18824), (988, 17014), (1222, 13756), (1448, 11609), (1786, 9412), (1976, 8507), (2353, 7144), (2444, 6878), (3439, 4888), (3572, 4706)]